diff options
Diffstat (limited to 'builtin')
60 files changed, 2285 insertions, 1171 deletions
diff --git a/builtin/add.c b/builtin/add.c index 87d2980..56a4e0a 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -261,12 +261,14 @@ static int edit_patch(int argc, const char **argv, const char *prefix) { char *file = xstrdup(git_path("ADD_EDIT.patch")); const char *apply_argv[] = { "apply", "--recount", "--cached", - file, NULL }; + NULL, NULL }; struct child_process child; struct rev_info rev; int out; struct stat st; + apply_argv[3] = file; + git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ if (read_cache() < 0) @@ -308,7 +310,7 @@ static const char ignore_error[] = "The following paths are ignored by one of your .gitignore files:\n"; static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0; -static int ignore_add_errors, addremove, intent_to_add; +static int ignore_add_errors, addremove, intent_to_add, ignore_missing = 0; static struct option builtin_add_options[] = { OPT__DRY_RUN(&show_only), @@ -323,6 +325,7 @@ static struct option builtin_add_options[] = { OPT_BOOLEAN('A', "all", &addremove, "add all, noticing removal of tracked files"), OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"), OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"), + OPT_BOOLEAN( 0 , "ignore-missing", &ignore_missing, "check if - even missing - files are ignored in dry run"), OPT_END(), }; @@ -383,6 +386,8 @@ int cmd_add(int argc, const char **argv, const char *prefix) if (addremove && take_worktree_changes) die("-A and -u are mutually incompatible"); + if (!show_only && ignore_missing) + die("Option --ignore-missing can only be used together with --dry-run"); if ((addremove || take_worktree_changes) && !argc) { static const char *here[2] = { ".", NULL }; argc = 1; @@ -439,9 +444,14 @@ int cmd_add(int argc, const char **argv, const char *prefix) seen = find_used_pathspec(pathspec); for (i = 0; pathspec[i]; i++) { if (!seen[i] && pathspec[i][0] - && !file_exists(pathspec[i])) - die("pathspec '%s' did not match any files", - pathspec[i]); + && !file_exists(pathspec[i])) { + if (ignore_missing) { + if (excluded(&dir, pathspec[i], DT_UNKNOWN)) + dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i])); + } else + die("pathspec '%s' did not match any files", + pathspec[i]); + } } free(seen); } diff --git a/builtin/apply.c b/builtin/apply.c index 771c972..23c18c5 100644 --- a/builtin/apply.c +++ b/builtin/apply.c @@ -56,7 +56,7 @@ static enum ws_error_action { nowarn_ws_error, warn_on_ws_error, die_on_ws_error, - correct_ws_error, + correct_ws_error } ws_error_action = warn_on_ws_error; static int whitespace_error; static int squelch_whitespace_errors = 5; @@ -64,7 +64,7 @@ static int applied_after_fixing_ws; static enum ws_ignore { ignore_ws_none, - ignore_ws_change, + ignore_ws_change } ws_ignore_action = ignore_ws_none; @@ -416,48 +416,190 @@ static char *squash_slash(char *name) return name; } -static char *find_name(const char *line, char *def, int p_value, int terminate) +static char *find_name_gnu(const char *line, char *def, int p_value) { - int len; - const char *start = NULL; + struct strbuf name = STRBUF_INIT; + char *cp; - if (p_value == 0) - start = line; + /* + * Proposed "new-style" GNU patch/diff format; see + * http://marc.theaimsgroup.com/?l=git&m=112927316408690&w=2 + */ + if (unquote_c_style(&name, line, NULL)) { + strbuf_release(&name); + return NULL; + } - if (*line == '"') { - struct strbuf name = STRBUF_INIT; + for (cp = name.buf; p_value; p_value--) { + cp = strchr(cp, '/'); + if (!cp) { + strbuf_release(&name); + return NULL; + } + cp++; + } - /* - * Proposed "new-style" GNU patch/diff format; see - * http://marc.theaimsgroup.com/?l=git&m=112927316408690&w=2 - */ - if (!unquote_c_style(&name, line, NULL)) { - char *cp; + /* name can later be freed, so we need + * to memmove, not just return cp + */ + strbuf_remove(&name, 0, cp - name.buf); + free(def); + if (root) + strbuf_insert(&name, 0, root, root_len); + return squash_slash(strbuf_detach(&name, NULL)); +} - for (cp = name.buf; p_value; p_value--) { - cp = strchr(cp, '/'); - if (!cp) - break; - cp++; - } - if (cp) { - /* name can later be freed, so we need - * to memmove, not just return cp - */ - strbuf_remove(&name, 0, cp - name.buf); - free(def); - if (root) - strbuf_insert(&name, 0, root, root_len); - return squash_slash(strbuf_detach(&name, NULL)); - } - } - strbuf_release(&name); +static size_t tz_len(const char *line, size_t len) +{ + const char *tz, *p; + + if (len < strlen(" +0500") || line[len-strlen(" +0500")] != ' ') + return 0; + tz = line + len - strlen(" +0500"); + + if (tz[1] != '+' && tz[1] != '-') + return 0; + + for (p = tz + 2; p != line + len; p++) + if (!isdigit(*p)) + return 0; + + return line + len - tz; +} + +static size_t date_len(const char *line, size_t len) +{ + const char *date, *p; + + if (len < strlen("72-02-05") || line[len-strlen("-05")] != '-') + return 0; + p = date = line + len - strlen("72-02-05"); + + if (!isdigit(*p++) || !isdigit(*p++) || *p++ != '-' || + !isdigit(*p++) || !isdigit(*p++) || *p++ != '-' || + !isdigit(*p++) || !isdigit(*p++)) /* Not a date. */ + return 0; + + if (date - line >= strlen("19") && + isdigit(date[-1]) && isdigit(date[-2])) /* 4-digit year */ + date -= strlen("19"); + + return line + len - date; +} + +static size_t short_time_len(const char *line, size_t len) +{ + const char *time, *p; + + if (len < strlen(" 07:01:32") || line[len-strlen(":32")] != ':') + return 0; + p = time = line + len - strlen(" 07:01:32"); + + /* Permit 1-digit hours? */ + if (*p++ != ' ' || + !isdigit(*p++) || !isdigit(*p++) || *p++ != ':' || + !isdigit(*p++) || !isdigit(*p++) || *p++ != ':' || + !isdigit(*p++) || !isdigit(*p++)) /* Not a time. */ + return 0; + + return line + len - time; +} + +static size_t fractional_time_len(const char *line, size_t len) +{ + const char *p; + size_t n; + + /* Expected format: 19:41:17.620000023 */ + if (!len || !isdigit(line[len - 1])) + return 0; + p = line + len - 1; + + /* Fractional seconds. */ + while (p > line && isdigit(*p)) + p--; + if (*p != '.') + return 0; + + /* Hours, minutes, and whole seconds. */ + n = short_time_len(line, p - line); + if (!n) + return 0; + + return line + len - p + n; +} + +static size_t trailing_spaces_len(const char *line, size_t len) +{ + const char *p; + + /* Expected format: ' ' x (1 or more) */ + if (!len || line[len - 1] != ' ') + return 0; + + p = line + len; + while (p != line) { + p--; + if (*p != ' ') + return line + len - (p + 1); } - for (;;) { + /* All spaces! */ + return len; +} + +static size_t diff_timestamp_len(const char *line, size_t len) +{ + const char *end = line + len; + size_t n; + + /* + * Posix: 2010-07-05 19:41:17 + * GNU: 2010-07-05 19:41:17.620000023 -0500 + */ + + if (!isdigit(end[-1])) + return 0; + + n = tz_len(line, end - line); + end -= n; + + n = short_time_len(line, end - line); + if (!n) + n = fractional_time_len(line, end - line); + end -= n; + + n = date_len(line, end - line); + if (!n) /* No date. Too bad. */ + return 0; + end -= n; + + if (end == line) /* No space before date. */ + return 0; + if (end[-1] == '\t') { /* Success! */ + end--; + return line + len - end; + } + if (end[-1] != ' ') /* No space before date. */ + return 0; + + /* Whitespace damage. */ + end -= trailing_spaces_len(line, end - line); + return line + len - end; +} + +static char *find_name_common(const char *line, char *def, int p_value, + const char *end, int terminate) +{ + int len; + const char *start = NULL; + + if (p_value == 0) + start = line; + while (line != end) { char c = *line; - if (isspace(c)) { + if (!end && isspace(c)) { if (c == '\n') break; if (name_terminate(start, line-start, c, terminate)) @@ -497,6 +639,37 @@ static char *find_name(const char *line, char *def, int p_value, int terminate) return squash_slash(xmemdupz(start, len)); } +static char *find_name(const char *line, char *def, int p_value, int terminate) +{ + if (*line == '"') { + char *name = find_name_gnu(line, def, p_value); + if (name) + return name; + } + + return find_name_common(line, def, p_value, NULL, terminate); +} + +static char *find_name_traditional(const char *line, char *def, int p_value) +{ + size_t len = strlen(line); + size_t date_len; + + if (*line == '"') { + char *name = find_name_gnu(line, def, p_value); + if (name) + return name; + } + + len = strchrnul(line, '\n') - line; + date_len = diff_timestamp_len(line, len); + if (!date_len) + return find_name_common(line, def, p_value, NULL, TERM_TAB); + len -= date_len; + + return find_name_common(line, def, p_value, line + len, 0); +} + static int count_slashes(const char *cp) { int cnt = 0; @@ -519,7 +692,7 @@ static int guess_p_value(const char *nameline) if (is_dev_null(nameline)) return -1; - name = find_name(nameline, NULL, 0, TERM_SPACE | TERM_TAB); + name = find_name_traditional(nameline, NULL, 0); if (!name) return -1; cp = strchr(name, '/'); @@ -638,16 +811,16 @@ static void parse_traditional_patch(const char *first, const char *second, struc if (is_dev_null(first)) { patch->is_new = 1; patch->is_delete = 0; - name = find_name(second, NULL, p_value, TERM_SPACE | TERM_TAB); + name = find_name_traditional(second, NULL, p_value); patch->new_name = name; } else if (is_dev_null(second)) { patch->is_new = 0; patch->is_delete = 1; - name = find_name(first, NULL, p_value, TERM_SPACE | TERM_TAB); + name = find_name_traditional(first, NULL, p_value); patch->old_name = name; } else { - name = find_name(first, NULL, p_value, TERM_SPACE | TERM_TAB); - name = find_name(second, name, p_value, TERM_SPACE | TERM_TAB); + name = find_name_traditional(first, NULL, p_value); + name = find_name_traditional(second, name, p_value); if (has_epoch_timestamp(first)) { patch->is_new = 1; patch->is_delete = 0; @@ -1854,6 +2027,8 @@ static int match_fragment(struct image *img, { int i; char *fixed_buf, *buf, *orig, *target; + struct strbuf fixed; + size_t fixed_len; int preimage_limit; if (preimage->nr + try_lno <= img->nr) { @@ -1864,13 +2039,13 @@ static int match_fragment(struct image *img, if (match_end && (preimage->nr + try_lno != img->nr)) return 0; } else if (ws_error_action == correct_ws_error && - (ws_rule & WS_BLANK_AT_EOF) && match_end) { + (ws_rule & WS_BLANK_AT_EOF)) { /* - * This hunk that matches at the end extends beyond - * the end of img, and we are removing blank lines - * at the end of the file. This many lines from the - * beginning of the preimage must match with img, and - * the remainder of the preimage must be blank. + * This hunk extends beyond the end of img, and we are + * removing blank lines at the end of the file. This + * many lines from the beginning of the preimage must + * match with img, and the remainder of the preimage + * must be blank. */ preimage_limit = img->nr - try_lno; } else { @@ -1977,12 +2152,12 @@ static int match_fragment(struct image *img, * use the whitespace from the preimage. */ extra_chars = preimage_end - preimage_eof; - fixed_buf = xmalloc(imgoff + extra_chars); - memcpy(fixed_buf, img->buf + try, imgoff); - memcpy(fixed_buf + imgoff, preimage_eof, extra_chars); - imgoff += extra_chars; + strbuf_init(&fixed, imgoff + extra_chars); + strbuf_add(&fixed, img->buf + try, imgoff); + strbuf_add(&fixed, preimage_eof, extra_chars); + fixed_buf = strbuf_detach(&fixed, &fixed_len); update_pre_post_images(preimage, postimage, - fixed_buf, imgoff, postlen); + fixed_buf, fixed_len, postlen); return 1; } @@ -1999,27 +2174,22 @@ static int match_fragment(struct image *img, * but in this loop we will only handle the part of the * preimage that falls within the file. */ - fixed_buf = xmalloc(preimage->len + 1); - buf = fixed_buf; + strbuf_init(&fixed, preimage->len + 1); orig = preimage->buf; target = img->buf + try; for (i = 0; i < preimage_limit; i++) { - size_t fixlen; /* length after fixing the preimage */ size_t oldlen = preimage->line[i].len; size_t tgtlen = img->line[try_lno + i].len; - size_t tgtfixlen; /* length after fixing the target line */ - char tgtfixbuf[1024], *tgtfix; + size_t fixstart = fixed.len; + struct strbuf tgtfix; int match; /* Try fixing the line in the preimage */ - fixlen = ws_fix_copy(buf, orig, oldlen, ws_rule, NULL); + ws_fix_copy(&fixed, orig, oldlen, ws_rule, NULL); /* Try fixing the line in the target */ - if (sizeof(tgtfixbuf) > tgtlen) - tgtfix = tgtfixbuf; - else - tgtfix = xmalloc(tgtlen); - tgtfixlen = ws_fix_copy(tgtfix, target, tgtlen, ws_rule, NULL); + strbuf_init(&tgtfix, tgtlen); + ws_fix_copy(&tgtfix, target, tgtlen, ws_rule, NULL); /* * If they match, either the preimage was based on @@ -2031,15 +2201,15 @@ static int match_fragment(struct image *img, * so we might as well take the fix together with their * real change. */ - match = (tgtfixlen == fixlen && !memcmp(tgtfix, buf, fixlen)); + match = (tgtfix.len == fixed.len - fixstart && + !memcmp(tgtfix.buf, fixed.buf + fixstart, + fixed.len - fixstart)); - if (tgtfix != tgtfixbuf) - free(tgtfix); + strbuf_release(&tgtfix); if (!match) goto unmatch_exit; orig += oldlen; - buf += fixlen; target += tgtlen; } @@ -2051,19 +2221,18 @@ static int match_fragment(struct image *img, * false). */ for ( ; i < preimage->nr; i++) { - size_t fixlen; /* length after fixing the preimage */ + size_t fixstart = fixed.len; /* start of the fixed preimage */ size_t oldlen = preimage->line[i].len; int j; /* Try fixing the line in the preimage */ - fixlen = ws_fix_copy(buf, orig, oldlen, ws_rule, NULL); + ws_fix_copy(&fixed, orig, oldlen, ws_rule, NULL); - for (j = 0; j < fixlen; j++) - if (!isspace(buf[j])) + for (j = fixstart; j < fixed.len; j++) + if (!isspace(fixed.buf[j])) goto unmatch_exit; orig += oldlen; - buf += fixlen; } /* @@ -2071,12 +2240,13 @@ static int match_fragment(struct image *img, * has whitespace breakages unfixed, and fixing them makes the * hunk match. Update the context lines in the postimage. */ + fixed_buf = strbuf_detach(&fixed, &fixed_len); update_pre_post_images(preimage, postimage, - fixed_buf, buf - fixed_buf, 0); + fixed_buf, fixed_len, 0); return 1; unmatch_exit: - free(fixed_buf); + strbuf_release(&fixed); return 0; } @@ -2244,7 +2414,8 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, int match_beginning, match_end; const char *patch = frag->patch; int size = frag->size; - char *old, *new, *oldlines, *newlines; + char *old, *oldlines; + struct strbuf newlines; int new_blank_lines_at_end = 0; unsigned long leading, trailing; int pos, applied_pos; @@ -2254,16 +2425,16 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, memset(&preimage, 0, sizeof(preimage)); memset(&postimage, 0, sizeof(postimage)); oldlines = xmalloc(size); - newlines = xmalloc(size); + strbuf_init(&newlines, size); old = oldlines; - new = newlines; while (size > 0) { char first; int len = linelen(patch, size); - int plen, added; + int plen; int added_blank_line = 0; int is_blank_context = 0; + size_t start; if (!len) break; @@ -2293,7 +2464,7 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, /* ... followed by '\No newline'; nothing */ break; *old++ = '\n'; - *new++ = '\n'; + strbuf_addch(&newlines, '\n'); add_line_info(&preimage, "\n", 1, LINE_COMMON); add_line_info(&postimage, "\n", 1, LINE_COMMON); is_blank_context = 1; @@ -2315,18 +2486,17 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, if (first == '+' && no_add) break; + start = newlines.len; if (first != '+' || !whitespace_error || ws_error_action != correct_ws_error) { - memcpy(new, patch + 1, plen); - added = plen; + strbuf_add(&newlines, patch + 1, plen); } else { - added = ws_fix_copy(new, patch + 1, plen, ws_rule, &applied_after_fixing_ws); + ws_fix_copy(&newlines, patch + 1, plen, ws_rule, &applied_after_fixing_ws); } - add_line_info(&postimage, new, added, + add_line_info(&postimage, newlines.buf + start, newlines.len - start, (first == '+' ? 0 : LINE_COMMON)); - new += added; if (first == '+' && (ws_rule & WS_BLANK_AT_EOF) && ws_blank_line(patch + 1, plen, ws_rule)) @@ -2351,9 +2521,9 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, } if (inaccurate_eof && old > oldlines && old[-1] == '\n' && - new > newlines && new[-1] == '\n') { + newlines.len > 0 && newlines.buf[newlines.len - 1] == '\n') { old--; - new--; + strbuf_setlen(&newlines, newlines.len - 1); } leading = frag->leading; @@ -2385,8 +2555,8 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, pos = frag->newpos ? (frag->newpos - 1) : 0; preimage.buf = oldlines; preimage.len = old - oldlines; - postimage.buf = newlines; - postimage.len = new - newlines; + postimage.buf = newlines.buf; + postimage.len = newlines.len; preimage.line = preimage.line_allocated; postimage.line = postimage.line_allocated; @@ -2462,7 +2632,7 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, } free(oldlines); - free(newlines); + strbuf_release(&newlines); free(preimage.line_allocated); free(postimage.line_allocated); @@ -2631,7 +2801,7 @@ static struct patch *in_fn_table(const char *name) if (name == NULL) return NULL; - item = string_list_lookup(name, &fn_table); + item = string_list_lookup(&fn_table, name); if (item != NULL) return (struct patch *)item->util; @@ -2667,7 +2837,7 @@ static void add_to_fn_table(struct patch *patch) * file creations and copies */ if (patch->new_name != NULL) { - item = string_list_insert(patch->new_name, &fn_table); + item = string_list_insert(&fn_table, patch->new_name); item->util = patch; } @@ -2676,7 +2846,7 @@ static void add_to_fn_table(struct patch *patch) * later chunks shouldn't patch old names */ if ((patch->new_name == NULL) || (patch->is_rename)) { - item = string_list_insert(patch->old_name, &fn_table); + item = string_list_insert(&fn_table, patch->old_name); item->util = PATH_WAS_DELETED; } } @@ -2689,7 +2859,7 @@ static void prepare_fn_table(struct patch *patch) while (patch) { if ((patch->new_name == NULL) || (patch->is_rename)) { struct string_list_item *item; - item = string_list_insert(patch->old_name, &fn_table); + item = string_list_insert(&fn_table, patch->old_name); item->util = PATH_TO_BE_DELETED; } patch = patch->next; @@ -2982,8 +3152,7 @@ static void build_fake_ancestor(struct patch *list, const char *filename) else if (get_sha1(patch->old_sha1_prefix, sha1)) /* git diff has no index line for mode/type changes */ if (!patch->lines_added && !patch->lines_deleted) { - if (get_current_sha1(patch->new_name, sha1) || - get_current_sha1(patch->old_name, sha1)) + if (get_current_sha1(patch->old_name, sha1)) die("mode change for %s, which is not " "in current HEAD", name); sha1_ptr = sha1; @@ -3141,11 +3310,7 @@ static void remove_file(struct patch *patch, int rmdir_empty) die("unable to remove %s from index", patch->old_name); } if (!cached) { - if (S_ISGITLINK(patch->old_mode)) { - if (rmdir(patch->old_name)) - warning("unable to remove submodule %s", - patch->old_name); - } else if (!unlink_or_warn(patch->old_name) && rmdir_empty) { + if (!remove_or_warn(patch->old_mode, patch->old_name) && rmdir_empty) { remove_path(patch->old_name); } } @@ -3401,7 +3566,7 @@ static void add_name_limit(const char *name, int exclude) { struct string_list_item *it; - it = string_list_append(name, &limit_by_name); + it = string_list_append(&limit_by_name, name); it->util = exclude ? NULL : (void *) 1; } @@ -3614,11 +3779,11 @@ static int option_parse_directory(const struct option *opt, return 0; } -int cmd_apply(int argc, const char **argv, const char *unused_prefix) +int cmd_apply(int argc, const char **argv, const char *prefix_) { int i; int errs = 0; - int is_not_gitdir; + int is_not_gitdir = !startup_info->have_repository; int binary; int force_apply = 0; @@ -3691,7 +3856,7 @@ int cmd_apply(int argc, const char **argv, const char *unused_prefix) OPT_END() }; - prefix = setup_git_directory_gently(&is_not_gitdir); + prefix = prefix_; prefix_length = prefix ? strlen(prefix) : 0; git_config(git_apply_config, NULL); if (apply_default_whitespace) diff --git a/builtin/blame.c b/builtin/blame.c index fc15863..1015354 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -20,6 +20,7 @@ #include "mailmap.h" #include "parse-options.h" #include "utf8.h" +#include "userdiff.h" static char blame_usage[] = "git blame [options] [rev-opts] [rev] [--] file"; @@ -39,7 +40,7 @@ static int show_root; static int reverse; static int blank_boundary; static int incremental; -static int xdl_opts = XDF_NEED_MINIMAL; +static int xdl_opts; static enum date_mode blame_date_mode = DATE_ISO8601; static size_t blame_date_width; @@ -86,16 +87,50 @@ struct origin { }; /* + * Prepare diff_filespec and convert it using diff textconv API + * if the textconv driver exists. + * Return 1 if the conversion succeeds, 0 otherwise. + */ +int textconv_object(const char *path, + const unsigned char *sha1, + char **buf, + unsigned long *buf_size) +{ + struct diff_filespec *df; + struct userdiff_driver *textconv; + + df = alloc_filespec(path); + fill_filespec(df, sha1, S_IFREG | 0664); + textconv = get_textconv(df); + if (!textconv) { + free_filespec(df); + return 0; + } + + *buf_size = fill_textconv(textconv, df, buf); + free_filespec(df); + return 1; +} + +/* * Given an origin, prepare mmfile_t structure to be used by the * diff machinery */ -static void fill_origin_blob(struct origin *o, mmfile_t *file) +static void fill_origin_blob(struct diff_options *opt, + struct origin *o, mmfile_t *file) { if (!o->file.ptr) { enum object_type type; + unsigned long file_size; + num_read_blob++; - file->ptr = read_sha1_file(o->blob_sha1, &type, - (unsigned long *)(&(file->size))); + if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && + textconv_object(o->path, o->blob_sha1, &file->ptr, &file_size)) + ; + else + file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size); + file->size = file_size; + if (!file->ptr) die("Cannot read blob %s for path %s", sha1_to_hex(o->blob_sha1), @@ -282,7 +317,6 @@ static struct origin *get_origin(struct scoreboard *sb, static int fill_blob_sha1(struct origin *origin) { unsigned mode; - if (!is_null_sha1(origin->blob_sha1)) return 0; if (get_tree_entry(origin->commit->object.sha1, @@ -733,16 +767,17 @@ static int pass_blame_to_parent(struct scoreboard *sb, { int last_in_target; mmfile_t file_p, file_o; - struct blame_chunk_cb_data d = { sb, target, parent, 0, 0 }; + struct blame_chunk_cb_data d; xpparam_t xpp; xdemitconf_t xecfg; - + memset(&d, 0, sizeof(d)); + d.sb = sb; d.target = target; d.parent = parent; last_in_target = find_last_in_target(sb, target); if (last_in_target < 0) return 1; /* nothing remains for this target */ - fill_origin_blob(parent, &file_p); - fill_origin_blob(target, &file_o); + fill_origin_blob(&sb->revs->diffopt, parent, &file_p); + fill_origin_blob(&sb->revs->diffopt, target, &file_o); num_get_patch++; memset(&xpp, 0, sizeof(xpp)); @@ -875,10 +910,11 @@ static void find_copy_in_blob(struct scoreboard *sb, const char *cp; int cnt; mmfile_t file_o; - struct handle_split_cb_data d = { sb, ent, parent, split, 0, 0 }; + struct handle_split_cb_data d; xpparam_t xpp; xdemitconf_t xecfg; - + memset(&d, 0, sizeof(d)); + d.sb = sb; d.ent = ent; d.parent = parent; d.split = split; /* * Prepare mmfile that contains only the lines in ent. */ @@ -922,7 +958,7 @@ static int find_move_in_parent(struct scoreboard *sb, if (last_in_target < 0) return 1; /* nothing remains for this target */ - fill_origin_blob(parent, &file_p); + fill_origin_blob(&sb->revs->diffopt, parent, &file_p); if (!file_p.ptr) return 0; @@ -1063,7 +1099,7 @@ static int find_copy_in_parent(struct scoreboard *sb, norigin = get_origin(sb, parent, p->one->path); hashcpy(norigin->blob_sha1, p->one->sha1); - fill_origin_blob(norigin, &file_p); + fill_origin_blob(&sb->revs->diffopt, norigin, &file_p); if (!file_p.ptr) continue; @@ -1371,7 +1407,8 @@ static void get_commit_info(struct commit *commit, int detailed) { int len; - char *tmp, *endp, *reencoded, *message; + const char *subject; + char *reencoded, *message; static char author_name[1024]; static char author_mail[1024]; static char committer_name[1024]; @@ -1413,22 +1450,13 @@ static void get_commit_info(struct commit *commit, &ret->committer_time, &ret->committer_tz); ret->summary = summary_buf; - tmp = strstr(message, "\n\n"); - if (!tmp) { - error_out: + len = find_commit_subject(message, &subject); + if (len && len < sizeof(summary_buf)) { + memcpy(summary_buf, subject, len); + summary_buf[len] = 0; + } else { sprintf(summary_buf, "(%s)", sha1_to_hex(commit->object.sha1)); - free(reencoded); - return; } - tmp += 2; - endp = strchr(tmp, '\n'); - if (!endp) - endp = tmp + strlen(tmp); - len = endp - tmp; - if (len >= sizeof(summary_buf) || len == 0) - goto error_out; - memcpy(summary_buf, tmp, len); - summary_buf[len] = 0; free(reencoded); } @@ -1589,7 +1617,7 @@ static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent) strcpy(hex, sha1_to_hex(suspect->commit->object.sha1)); printf("%s%c%d %d %d\n", hex, - ent->guilty ? ' ' : '*', // purely for debugging + ent->guilty ? ' ' : '*', /* purely for debugging */ ent->s_lno + 1, ent->lno + 1, ent->num_lines); @@ -1983,6 +2011,16 @@ static int git_blame_config(const char *var, const char *value, void *cb) blame_date_mode = parse_date_format(value); return 0; } + + switch (userdiff_config(var, value)) { + case 0: + break; + case -1: + return -1; + default: + return 0; + } + return git_default_config(var, value, cb); } @@ -1990,7 +2028,9 @@ static int git_blame_config(const char *var, const char *value, void *cb) * Prepare a dummy commit that represents the work tree (or staged) item. * Note that annotating work tree item never works in the reverse. */ -static struct commit *fake_working_tree_commit(const char *path, const char *contents_from) +static struct commit *fake_working_tree_commit(struct diff_options *opt, + const char *path, + const char *contents_from) { struct commit *commit; struct origin *origin; @@ -2018,6 +2058,7 @@ static struct commit *fake_working_tree_commit(const char *path, const char *con if (!contents_from || strcmp("-", contents_from)) { struct stat st; const char *read_from; + unsigned long buf_len; if (contents_from) { if (stat(contents_from, &st) < 0) @@ -2030,9 +2071,13 @@ static struct commit *fake_working_tree_commit(const char *path, const char *con read_from = path; } mode = canon_mode(st.st_mode); + switch (st.st_mode & S_IFMT) { case S_IFREG: - if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size) + if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && + textconv_object(read_from, null_sha1, &buf.buf, &buf_len)) + buf.len = buf_len; + else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size) die_errno("cannot open or read '%s'", read_from); break; case S_IFLNK: @@ -2248,6 +2293,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) git_config(git_blame_config, NULL); init_revisions(&revs, NULL); revs.date_mode = blame_date_mode; + DIFF_OPT_SET(&revs.diffopt, ALLOW_TEXTCONV); save_commit_buffer = 0; dashdash_pos = 0; @@ -2322,11 +2368,11 @@ parse_done: * * The remaining are: * - * (1) if dashdash_pos != 0, its either + * (1) if dashdash_pos != 0, it is either * "blame [revisions] -- <path>" or * "blame -- <path> <rev>" * - * (2) otherwise, its one of the two: + * (2) otherwise, it is one of the two: * "blame [revisions] <path>" * "blame <path> <rev>" * @@ -2384,7 +2430,8 @@ parse_done: * or "--contents". */ setup_work_tree(); - sb.final = fake_working_tree_commit(path, contents_from); + sb.final = fake_working_tree_commit(&sb.revs->diffopt, + path, contents_from); add_pending_object(&revs, &(sb.final->object), ":"); } else if (contents_from) @@ -2411,8 +2458,14 @@ parse_done: if (fill_blob_sha1(o)) die("no such path %s in %s", path, final_commit_name); - sb.final_buf = read_sha1_file(o->blob_sha1, &type, - &sb.final_buf_size); + if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) && + textconv_object(path, o->blob_sha1, (char **) &sb.final_buf, + &sb.final_buf_size)) + ; + else + sb.final_buf = read_sha1_file(o->blob_sha1, &type, + &sb.final_buf_size); + if (!sb.final_buf) die("Cannot read blob %s for path %s", sha1_to_hex(o->blob_sha1), diff --git a/builtin/branch.c b/builtin/branch.c index 6cf7e72..87976f0 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -43,13 +43,13 @@ enum color_branch { BRANCH_COLOR_PLAIN = 1, BRANCH_COLOR_REMOTE = 2, BRANCH_COLOR_LOCAL = 3, - BRANCH_COLOR_CURRENT = 4, + BRANCH_COLOR_CURRENT = 4 }; static enum merge_filter { NO_FILTER = 0, SHOW_NOT_MERGED, - SHOW_MERGED, + SHOW_MERGED } merge_filter; static unsigned char merge_filter_ref[20]; @@ -257,9 +257,15 @@ static char *resolve_symref(const char *src, const char *prefix) return xstrdup(dst); } +struct append_ref_cb { + struct ref_list *ref_list; + int ret; +}; + static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { - struct ref_list *ref_list = (struct ref_list*)(cb_data); + struct append_ref_cb *cb = (struct append_ref_cb *)(cb_data); + struct ref_list *ref_list = cb->ref_list; struct ref_item *newitem; struct commit *commit; int kind, i; @@ -293,8 +299,10 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags, commit = NULL; if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) { commit = lookup_commit_reference_gently(sha1, 1); - if (!commit) - return error("branch '%s' does not point at a commit", refname); + if (!commit) { + cb->ret = error("branch '%s' does not point at a commit", refname); + return 0; + } /* Filter with with_commit if specified */ if (!is_descendant_of(commit, ref_list->with_commit)) @@ -484,9 +492,10 @@ static void show_detached(struct ref_list *ref_list) } } -static void print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit) +static int print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit) { int i; + struct append_ref_cb cb; struct ref_list ref_list; memset(&ref_list, 0, sizeof(ref_list)); @@ -496,7 +505,9 @@ static void print_ref_list(int kinds, int detached, int verbose, int abbrev, str ref_list.with_commit = with_commit; if (merge_filter != NO_FILTER) init_revisions(&ref_list.revs, NULL); - for_each_rawref(append_ref, &ref_list); + cb.ref_list = &ref_list; + cb.ret = 0; + for_each_rawref(append_ref, &cb); if (merge_filter != NO_FILTER) { struct commit *filter; filter = lookup_commit_reference_gently(merge_filter_ref, 0); @@ -527,6 +538,11 @@ static void print_ref_list(int kinds, int detached, int verbose, int abbrev, str } free_ref_list(&ref_list); + + if (cb.ret) + error("some refs could not be read"); + + return cb.ret; } static void rename_branch(const char *oldname, const char *newname, int force) @@ -679,7 +695,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) if (delete) return delete_branches(argc, argv, delete > 1, kinds); else if (argc == 0) - print_ref_list(kinds, detached, verbose, abbrev, with_commit); + return print_ref_list(kinds, detached, verbose, abbrev, with_commit); else if (rename && (argc == 1)) rename_branch(head, argv[0], rename > 1); else if (rename && (argc == 2)) diff --git a/builtin/bundle.c b/builtin/bundle.c index 2006cc5..9b87fb9 100644 --- a/builtin/bundle.c +++ b/builtin/bundle.c @@ -12,13 +12,12 @@ static const char builtin_bundle_usage[] = "git bundle create <file> <git-rev-list args>\n" " or: git bundle verify <file>\n" - " or: git bundle list-heads <file> [refname...]\n" - " or: git bundle unbundle <file> [refname...]"; + " or: git bundle list-heads <file> [<refname>...]\n" + " or: git bundle unbundle <file> [<refname>...]"; int cmd_bundle(int argc, const char **argv, const char *prefix) { struct bundle_header header; - int nongit; const char *cmd, *bundle_file; int bundle_fd = -1; char buffer[PATH_MAX]; @@ -31,7 +30,6 @@ int cmd_bundle(int argc, const char **argv, const char *prefix) argc -= 2; argv += 2; - prefix = setup_git_directory_gently(&nongit); if (prefix && bundle_file[0] != '/') { snprintf(buffer, sizeof(buffer), "%s/%s", prefix, bundle_file); bundle_file = buffer; @@ -54,11 +52,11 @@ int cmd_bundle(int argc, const char **argv, const char *prefix) return !!list_bundle_refs(&header, argc, argv); } if (!strcmp(cmd, "create")) { - if (nongit) + if (!startup_info->have_repository) die("Need a repository to create a bundle."); return !!create_bundle(&header, bundle_file, argc, argv); } else if (!strcmp(cmd, "unbundle")) { - if (nongit) + if (!startup_info->have_repository) die("Need a repository to unbundle."); return !!unbundle(&header, bundle_fd) || list_bundle_refs(&header, argc, argv); diff --git a/builtin/cat-file.c b/builtin/cat-file.c index a933eaa..76ec3fe 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -9,6 +9,8 @@ #include "tree.h" #include "builtin.h" #include "parse-options.h" +#include "diff.h" +#include "userdiff.h" #define BATCH 1 #define BATCH_CHECK 2 @@ -84,10 +86,11 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) { unsigned char sha1[20]; enum object_type type; - void *buf; + char *buf; unsigned long size; + struct object_context obj_context; - if (get_sha1(obj_name, sha1)) + if (get_sha1_with_context(obj_name, sha1, &obj_context)) die("Not a valid object name %s", obj_name); buf = NULL; @@ -118,7 +121,9 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) /* custom pretty-print here */ if (type == OBJ_TREE) { - const char *ls_args[3] = {"ls-tree", obj_name, NULL}; + const char *ls_args[3] = { NULL }; + ls_args[0] = "ls-tree"; + ls_args[1] = obj_name; return cmd_ls_tree(2, ls_args, NULL); } @@ -132,6 +137,17 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) /* otherwise just spit out the data */ break; + + case 'c': + if (!obj_context.path[0]) + die("git cat-file --textconv %s: <object> must be <sha1:path>", + obj_name); + + if (!textconv_object(obj_context.path, sha1, &buf, &size)) + die("git cat-file --textconv: unable to run textconv on %s", + obj_name); + break; + case 0: buf = read_object_with_reference(sha1, exp_type, &size, NULL); break; @@ -201,11 +217,25 @@ static int batch_objects(int print_contents) } static const char * const cat_file_usage[] = { - "git cat-file (-t|-s|-e|-p|<type>) <object>", + "git cat-file (-t|-s|-e|-p|<type>|--textconv) <object>", "git cat-file (--batch|--batch-check) < <list_of_objects>", NULL }; +static int git_cat_file_config(const char *var, const char *value, void *cb) +{ + switch (userdiff_config(var, value)) { + case 0: + break; + case -1: + return -1; + default: + return 0; + } + + return git_default_config(var, value, cb); +} + int cmd_cat_file(int argc, const char **argv, const char *prefix) { int opt = 0, batch = 0; @@ -218,6 +248,8 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix) OPT_SET_INT('e', NULL, &opt, "exit with zero when there's no error", 'e'), OPT_SET_INT('p', NULL, &opt, "pretty-print object's content", 'p'), + OPT_SET_INT(0, "textconv", &opt, + "for blob objects, run textconv on object's content", 'c'), OPT_SET_INT(0, "batch", &batch, "show info and content of objects fed from the standard input", BATCH), @@ -227,7 +259,7 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix) OPT_END() }; - git_config(git_default_config, NULL); + git_config(git_cat_file_config, NULL); if (argc != 3 && argc != 2) usage_with_options(cat_file_usage, options); diff --git a/builtin/check-ref-format.c b/builtin/check-ref-format.c index b106c65..ae3f281 100644 --- a/builtin/check-ref-format.c +++ b/builtin/check-ref-format.c @@ -33,28 +33,38 @@ static void collapse_slashes(char *dst, const char *src) *dst = '\0'; } +static int check_ref_format_branch(const char *arg) +{ + struct strbuf sb = STRBUF_INIT; + int nongit; + + setup_git_directory_gently(&nongit); + if (strbuf_check_branch_ref(&sb, arg)) + die("'%s' is not a valid branch name", arg); + printf("%s\n", sb.buf + 11); + return 0; +} + +static int check_ref_format_print(const char *arg) +{ + char *refname = xmalloc(strlen(arg) + 1); + + if (check_ref_format(arg)) + return 1; + collapse_slashes(refname, arg); + printf("%s\n", refname); + return 0; +} + int cmd_check_ref_format(int argc, const char **argv, const char *prefix) { if (argc == 2 && !strcmp(argv[1], "-h")) usage(builtin_check_ref_format_usage); - if (argc == 3 && !strcmp(argv[1], "--branch")) { - struct strbuf sb = STRBUF_INIT; - - if (strbuf_check_branch_ref(&sb, argv[2])) - die("'%s' is not a valid branch name", argv[2]); - printf("%s\n", sb.buf + 11); - exit(0); - } - if (argc == 3 && !strcmp(argv[1], "--print")) { - char *refname = xmalloc(strlen(argv[2]) + 1); - - if (check_ref_format(argv[2])) - exit(1); - collapse_slashes(refname, argv[2]); - printf("%s\n", refname); - exit(0); - } + if (argc == 3 && !strcmp(argv[1], "--branch")) + return check_ref_format_branch(argv[2]); + if (argc == 3 && !strcmp(argv[1], "--print")) + return check_ref_format_print(argv[2]); if (argc != 2) usage(builtin_check_ref_format_usage); return !!check_ref_format(argv[1]); diff --git a/builtin/checkout-index.c b/builtin/checkout-index.c index a7a5ee1..65cbee0 100644 --- a/builtin/checkout-index.c +++ b/builtin/checkout-index.c @@ -155,7 +155,7 @@ static void checkout_all(const char *prefix, int prefix_length) } static const char * const builtin_checkout_index_usage[] = { - "git checkout-index [options] [--] <file>...", + "git checkout-index [options] [--] [<file>...]", NULL }; diff --git a/builtin/checkout.c b/builtin/checkout.c index 88b1f43..9240faf 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -18,6 +18,7 @@ #include "xdiff-interface.h" #include "ll-merge.h" #include "resolve-undo.h" +#include "submodule.h" static const char * const checkout_usage[] = { "git checkout [options] <branch>", @@ -32,9 +33,15 @@ struct checkout_opts { int writeout_stage; int writeout_error; + /* not set by parse_options */ + int branch_exists; + const char *new_branch; + const char *new_branch_force; + const char *new_orphan_branch; int new_branch_log; enum branch_track track; + struct diff_options diff_options; }; static int post_checkout_hook(struct commit *old, struct commit *new, @@ -149,8 +156,12 @@ static int checkout_merged(int pos, struct checkout *state) read_mmblob(&ours, active_cache[pos+1]->sha1); read_mmblob(&theirs, active_cache[pos+2]->sha1); + /* + * NEEDSWORK: re-create conflicts from merges with + * merge.renormalize set, too + */ status = ll_merge(&result_buf, path, &ancestor, "base", - &ours, "ours", &theirs, "theirs", 0); + &ours, "ours", &theirs, "theirs", NULL); free(ancestor.ptr); free(ours.ptr); free(theirs.ptr); @@ -273,12 +284,12 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, return errs; } -static void show_local_changes(struct object *head) +static void show_local_changes(struct object *head, struct diff_options *opts) { struct rev_info rev; /* I think we want full paths, even if we're in a subdirectory. */ init_revisions(&rev, NULL); - rev.abbrev = 0; + rev.diffopt.flags = opts->flags; rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS; if (diff_setup_done(&rev.diffopt) < 0) die("diff_setup_done failed"); @@ -372,7 +383,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.src_index = &the_index; topts.dst_index = &the_index; - topts.msgs.not_uptodate_file = "You have local changes to '%s'; cannot switch branches."; + setup_unpack_trees_porcelain(&topts, "checkout"); refresh_cache(REFRESH_QUIET); @@ -432,6 +443,13 @@ static int merge_working_tree(struct checkout_opts *opts, */ add_files_to_cache(NULL, NULL, 0); + /* + * NEEDSWORK: carrying over local changes + * when branches have different end-of-line + * normalization (or clean+smudge rules) is + * a pain; plumb in an option to set + * o.renormalize? + */ init_merge_options(&o); o.verbosity = 0; work = write_tree_from_memory(&o); @@ -455,7 +473,7 @@ static int merge_working_tree(struct checkout_opts *opts, die("unable to write new index file"); if (!opts->force && !opts->quiet) - show_local_changes(&new->commit->object); + show_local_changes(&new->commit->object, &opts->diff_options); return 0; } @@ -492,8 +510,27 @@ static void update_refs_for_switch(struct checkout_opts *opts, struct strbuf msg = STRBUF_INIT; const char *old_desc; if (opts->new_branch) { - create_branch(old->name, opts->new_branch, new->name, 0, - opts->new_branch_log, opts->track); + if (opts->new_orphan_branch) { + if (opts->new_branch_log && !log_all_ref_updates) { + int temp; + char log_file[PATH_MAX]; + char *ref_name = mkpath("refs/heads/%s", opts->new_orphan_branch); + + temp = log_all_ref_updates; + log_all_ref_updates = 1; + if (log_ref_setup(ref_name, log_file, sizeof(log_file))) { + fprintf(stderr, "Can not do reflog for '%s'\n", + opts->new_orphan_branch); + log_all_ref_updates = temp; + return; + } + log_all_ref_updates = temp; + } + } + else + create_branch(old->name, opts->new_branch, new->name, + opts->new_branch_force ? 1 : 0, + opts->new_branch_log, opts->track); new->name = opts->new_branch; setup_branch_path(new); } @@ -510,11 +547,22 @@ static void update_refs_for_switch(struct checkout_opts *opts, if (old->path && !strcmp(new->path, old->path)) fprintf(stderr, "Already on '%s'\n", new->name); - else + else if (opts->new_branch) fprintf(stderr, "Switched to%s branch '%s'\n", - opts->new_branch ? " a new" : "", + opts->branch_exists ? " and reset" : " a new", + new->name); + else + fprintf(stderr, "Switched to branch '%s'\n", new->name); } + if (old->path && old->name) { + char log_file[PATH_MAX], ref_file[PATH_MAX]; + + git_snpath(log_file, sizeof(log_file), "logs/%s", old->path); + git_snpath(ref_file, sizeof(ref_file), "%s", old->path); + if (!file_exists(ref_file) && file_exists(log_file)) + remove_path(log_file); + } } else if (strcmp(new->name, "HEAD")) { update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL, REF_NODEREF, DIE_ON_ERR); @@ -573,7 +621,16 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) static int git_checkout_config(const char *var, const char *value, void *cb) { - return git_xmerge_config(var, value, cb); + if (!strcmp(var, "diff.ignoresubmodules")) { + struct checkout_opts *opts = cb; + handle_ignore_submodules_arg(&opts->diff_options, value); + return 0; + } + + if (!prefixcmp(var, "submodule.")) + return parse_submodule_config_option(var, value); + + return git_xmerge_config(var, value, NULL); } static int interactive_checkout(const char *revision, const char **pathspec, @@ -609,7 +666,8 @@ static int check_tracking_name(const char *refname, const unsigned char *sha1, static const char *unique_tracking_name(const char *name) { - struct tracking_name_data cb_data = { name, NULL, 1 }; + struct tracking_name_data cb_data = { NULL, NULL, 1 }; + cb_data.name = name; for_each_ref(check_tracking_name, &cb_data); if (cb_data.unique) return cb_data.remote; @@ -629,16 +687,20 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) int dwim_new_local_branch = 1; struct option options[] = { OPT__QUIET(&opts.quiet), - OPT_STRING('b', NULL, &opts.new_branch, "new branch", "branch"), - OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "log for new branch"), - OPT_SET_INT('t', "track", &opts.track, "track", + OPT_STRING('b', NULL, &opts.new_branch, "branch", + "create and checkout a new branch"), + OPT_STRING('B', NULL, &opts.new_branch_force, "branch", + "create/reset and checkout a branch"), + OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "create reflog for new branch"), + OPT_SET_INT('t', "track", &opts.track, "set upstream info for new branch", BRANCH_TRACK_EXPLICIT), - OPT_SET_INT('2', "ours", &opts.writeout_stage, "stage", + OPT_STRING(0, "orphan", &opts.new_orphan_branch, "new branch", "new unparented branch"), + OPT_SET_INT('2', "ours", &opts.writeout_stage, "checkout our version for unmerged files", 2), - OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage", + OPT_SET_INT('3', "theirs", &opts.writeout_stage, "checkout their version for unmerged files", 3), - OPT_BOOLEAN('f', "force", &opts.force, "force"), - OPT_BOOLEAN('m', "merge", &opts.merge, "merge"), + OPT_BOOLEAN('f', "force", &opts.force, "force checkout (throw away local modifications)"), + OPT_BOOLEAN('m', "merge", &opts.merge, "perform a 3-way merge with the new branch"), OPT_STRING(0, "conflict", &conflict_style, "style", "conflict style (merge or diff3)"), OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"), @@ -652,13 +714,22 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) memset(&opts, 0, sizeof(opts)); memset(&new, 0, sizeof(new)); - git_config(git_checkout_config, NULL); + gitmodules_config(); + git_config(git_checkout_config, &opts); opts.track = BRANCH_TRACK_UNSPECIFIED; argc = parse_options(argc, argv, prefix, options, checkout_usage, PARSE_OPT_KEEP_DASHDASH); + /* we can assume from now on new_branch = !new_branch_force */ + if (opts.new_branch && opts.new_branch_force) + die("-B cannot be used with -b"); + + /* copy -B over to -b, so that we can just check the latter */ + if (opts.new_branch_force) + opts.new_branch = opts.new_branch_force; + if (patch_mode && (opts.track > 0 || opts.new_branch || opts.new_branch_log || opts.merge || opts.force)) die ("--patch is incompatible with all other options"); @@ -678,6 +749,14 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) opts.new_branch = argv0 + 1; } + if (opts.new_orphan_branch) { + if (opts.new_branch) + die("--orphan and -b|-B are mutually exclusive"); + if (opts.track > 0) + die("--orphan cannot be used with -t"); + opts.new_branch = opts.new_orphan_branch; + } + if (conflict_style) { opts.merge = 1; /* implied */ git_xmerge_config("merge.conflictstyle", conflict_style, NULL); @@ -821,8 +900,12 @@ no_reference: if (strbuf_check_branch_ref(&buf, opts.new_branch)) die("git checkout: we do not like '%s' as a branch name.", opts.new_branch); - if (!get_sha1(buf.buf, rev)) - die("git checkout: branch %s already exists", opts.new_branch); + if (!get_sha1(buf.buf, rev)) { + opts.branch_exists = 1; + if (!opts.new_branch_force) + die("git checkout: branch %s already exists", + opts.new_branch); + } strbuf_release(&buf); } diff --git a/builtin/clean.c b/builtin/clean.c index fac64e6..c8798f5 100644 --- a/builtin/clean.c +++ b/builtin/clean.c @@ -10,12 +10,13 @@ #include "cache.h" #include "dir.h" #include "parse-options.h" +#include "string-list.h" #include "quote.h" static int force = -1; /* unset */ static const char *const builtin_clean_usage[] = { - "git clean [-d] [-f] [-n] [-q] [-x | -X] [--] <paths>...", + "git clean [-d] [-f] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>...", NULL }; @@ -26,6 +27,13 @@ static int git_clean_config(const char *var, const char *value, void *cb) return git_default_config(var, value, cb); } +static int exclude_cb(const struct option *opt, const char *arg, int unset) +{ + struct string_list *exclude_list = opt->value; + string_list_append(exclude_list, arg); + return 0; +} + int cmd_clean(int argc, const char **argv, const char *prefix) { int i; @@ -36,6 +44,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) struct dir_struct dir; static const char **pathspec; struct strbuf buf = STRBUF_INIT; + struct string_list exclude_list = STRING_LIST_INIT_NODUP; const char *qname; char *seen = NULL; struct option options[] = { @@ -44,6 +53,8 @@ int cmd_clean(int argc, const char **argv, const char *prefix) OPT_BOOLEAN('f', "force", &force, "force"), OPT_BOOLEAN('d', NULL, &remove_directories, "remove whole directories"), + { OPTION_CALLBACK, 'e', "exclude", &exclude_list, "pattern", + "exclude <pattern>", PARSE_OPT_NONEG, exclude_cb }, OPT_BOOLEAN('x', NULL, &ignored, "remove ignored files, too"), OPT_BOOLEAN('X', NULL, &ignored_only, "remove only ignored files"), @@ -81,6 +92,9 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (!ignored) setup_standard_excludes(&dir); + for (i = 0; i < exclude_list.nr; i++) + add_exclude(exclude_list.items[i].string, "", 0, dir.exclude_list); + pathspec = get_pathspec(prefix, argv); fill_directory(&dir, pathspec); @@ -167,5 +181,6 @@ int cmd_clean(int argc, const char **argv, const char *prefix) free(seen); strbuf_release(&directory); + string_list_clear(&exclude_list, 0); return (errors != 0); } diff --git a/builtin/clone.c b/builtin/clone.c index 05f8fb4..19ed640 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -302,6 +302,8 @@ static const struct ref *clone_local(const char *src_repo, transport = transport_get(remote, src_repo); ret = transport_get_remote_refs(transport); transport_disconnect(transport); + if (0 <= option_verbosity) + printf("done.\n"); return ret; } @@ -359,7 +361,7 @@ static void write_remote_refs(const struct ref *local_refs) int cmd_clone(int argc, const char **argv, const char *prefix) { - int is_bundle = 0; + int is_bundle = 0, is_local; struct stat buf; const char *repo_name, *repo, *work_tree, *git_dir; char *path, *dir; @@ -412,6 +414,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) repo = xstrdup(make_absolute_path(repo_name)); else repo = repo_name; + is_local = path && !is_bundle; + if (is_local && option_depth) + warning("--depth is ignored in local clones; use file:// instead."); if (argc == 2) dir = xstrdup(argv[1]); @@ -461,7 +466,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix) die("could not create leading directories of '%s'", git_dir); set_git_dir(make_absolute_path(git_dir)); - init_db(option_template, (option_verbosity < 0) ? INIT_DB_QUIET : 0); + if (0 <= option_verbosity) + printf("Cloning into %s%s...\n", + option_bare ? "bare repository " : "", dir); + init_db(option_template, INIT_DB_QUIET); /* * At this point, the config exists, so we do not need the @@ -470,9 +478,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix) */ unsetenv(CONFIG_ENVIRONMENT); - if (option_reference) - setup_reference(git_dir); - git_config(git_default_config, NULL); if (option_bare) { @@ -498,22 +503,25 @@ int cmd_clone(int argc, const char **argv, const char *prefix) git_config_set(key.buf, "true"); strbuf_reset(&key); } - - strbuf_addf(&key, "remote.%s.url", option_origin); - git_config_set(key.buf, repo); - strbuf_reset(&key); } + strbuf_addf(&key, "remote.%s.url", option_origin); + git_config_set(key.buf, repo); + strbuf_reset(&key); + + if (option_reference) + setup_reference(git_dir); + fetch_pattern = value.buf; refspec = parse_fetch_refspec(1, &fetch_pattern); strbuf_reset(&value); - if (path && !is_bundle) { + if (is_local) { refs = clone_local(path, git_dir); mapped_refs = wanted_peer_refs(refs, refspec); } else { - struct remote *remote = remote_get(argv[0]); + struct remote *remote = remote_get(option_origin); transport = transport_get(remote, remote->url[0]); if (!transport->get_refs_list || !transport->fetch) diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c index 90dac34..d083795 100644 --- a/builtin/commit-tree.c +++ b/builtin/commit-tree.c @@ -9,20 +9,7 @@ #include "builtin.h" #include "utf8.h" -/* - * FIXME! Share the code with "write-tree.c" - */ -static void check_valid(unsigned char *sha1, enum object_type expect) -{ - enum object_type type = sha1_object_info(sha1, NULL); - if (type < 0) - die("%s is not a valid object", sha1_to_hex(sha1)); - if (type != expect) - die("%s is not a valid '%s' object", sha1_to_hex(sha1), - typename(expect)); -} - -static const char commit_tree_usage[] = "git commit-tree <sha1> [-p <sha1>]* < changelog"; +static const char commit_tree_usage[] = "git commit-tree <sha1> [(-p <sha1>)...] < changelog"; static void new_parent(struct commit *parent, struct commit_list **parents_p) { @@ -38,61 +25,6 @@ static void new_parent(struct commit *parent, struct commit_list **parents_p) commit_list_insert(parent, parents_p); } -static const char commit_utf8_warn[] = -"Warning: commit message does not conform to UTF-8.\n" -"You may want to amend it after fixing the message, or set the config\n" -"variable i18n.commitencoding to the encoding your project uses.\n"; - -int commit_tree(const char *msg, unsigned char *tree, - struct commit_list *parents, unsigned char *ret, - const char *author) -{ - int result; - int encoding_is_utf8; - struct strbuf buffer; - - check_valid(tree, OBJ_TREE); - - /* Not having i18n.commitencoding is the same as having utf-8 */ - encoding_is_utf8 = is_encoding_utf8(git_commit_encoding); - - strbuf_init(&buffer, 8192); /* should avoid reallocs for the headers */ - strbuf_addf(&buffer, "tree %s\n", sha1_to_hex(tree)); - - /* - * NOTE! This ordering means that the same exact tree merged with a - * different order of parents will be a _different_ changeset even - * if everything else stays the same. - */ - while (parents) { - struct commit_list *next = parents->next; - strbuf_addf(&buffer, "parent %s\n", - sha1_to_hex(parents->item->object.sha1)); - free(parents); - parents = next; - } - - /* Person/date information */ - if (!author) - author = git_author_info(IDENT_ERROR_ON_NO_NAME); - strbuf_addf(&buffer, "author %s\n", author); - strbuf_addf(&buffer, "committer %s\n", git_committer_info(IDENT_ERROR_ON_NO_NAME)); - if (!encoding_is_utf8) - strbuf_addf(&buffer, "encoding %s\n", git_commit_encoding); - strbuf_addch(&buffer, '\n'); - - /* And add the comment */ - strbuf_addstr(&buffer, msg); - - /* And check the encoding */ - if (encoding_is_utf8 && !is_utf8(buffer.buf)) - fprintf(stderr, commit_utf8_warn); - - result = write_sha1_file(buffer.buf, buffer.len, commit_type, ret); - strbuf_release(&buffer); - return result; -} - int cmd_commit_tree(int argc, const char **argv, const char *prefix) { int i; @@ -117,17 +49,19 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix) if (get_sha1(b, sha1)) die("Not a valid object name %s", b); - check_valid(sha1, OBJ_COMMIT); + assert_sha1_type(sha1, OBJ_COMMIT); new_parent(lookup_commit(sha1), &parents); } if (strbuf_read(&buffer, 0, 0) < 0) die_errno("git commit-tree: failed to read"); - if (!commit_tree(buffer.buf, tree_sha1, parents, commit_sha1, NULL)) { - printf("%s\n", sha1_to_hex(commit_sha1)); - return 0; - } - else + if (commit_tree(buffer.buf, tree_sha1, parents, commit_sha1, NULL)) { + strbuf_release(&buffer); return 1; + } + + printf("%s\n", sha1_to_hex(commit_sha1)); + strbuf_release(&buffer); + return 0; } diff --git a/builtin/commit.c b/builtin/commit.c index c5ab683..66fdd22 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -25,6 +25,7 @@ #include "rerere.h" #include "unpack-trees.h" #include "quote.h" +#include "submodule.h" static const char * const builtin_commit_usage[] = { "git commit [options] [--] <filepattern>...", @@ -48,6 +49,11 @@ static const char implicit_ident_advice[] = "\n" " git commit --amend --author='Your Name <you@example.com>'\n"; +static const char empty_amend_advice[] = +"You asked to amend the most recent commit, but doing so would make\n" +"it empty. You can repeat your command with --allow-empty, or you can\n" +"remove the commit entirely with \"git reset HEAD^\".\n"; + static unsigned char head_sha1[20]; static char *use_message_buffer; @@ -57,7 +63,7 @@ static struct lock_file false_lock; /* used only for partial commits */ static enum { COMMIT_AS_IS = 1, COMMIT_NORMAL, - COMMIT_PARTIAL, + COMMIT_PARTIAL } commit_style; static const char *logfile, *force_author; @@ -66,8 +72,8 @@ static char *edit_message, *use_message; static char *author_name, *author_email, *author_date; static int all, edit_flag, also, interactive, only, amend, signoff; static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; -static int no_post_rewrite; -static char *untracked_files_arg, *force_date; +static int no_post_rewrite, allow_empty_message; +static char *untracked_files_arg, *force_date, *ignore_submodule_arg; /* * The default commit message cleanup mode will remove the lines * beginning with # (shell comments) and leading and trailing @@ -78,11 +84,12 @@ static char *untracked_files_arg, *force_date; static enum { CLEANUP_SPACE, CLEANUP_NONE, - CLEANUP_ALL, + CLEANUP_ALL } cleanup_mode; static char *cleanup_arg; static int use_editor = 1, initial_commit, in_merge, include_status = 1; +static int show_ignored_in_status; static const char *only_include_assumed; static struct strbuf message; @@ -90,8 +97,9 @@ static int null_termination; static enum { STATUS_FORMAT_LONG, STATUS_FORMAT_SHORT, - STATUS_FORMAT_PORCELAIN, + STATUS_FORMAT_PORCELAIN } status_format = STATUS_FORMAT_LONG; +static int status_show_branch; static int opt_parse_m(const struct option *opt, const char *arg, int unset) { @@ -133,16 +141,23 @@ static struct option builtin_commit_options[] = { OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), OPT_SET_INT(0, "short", &status_format, "show status concisely", STATUS_FORMAT_SHORT), + OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"), OPT_SET_INT(0, "porcelain", &status_format, "show porcelain output format", STATUS_FORMAT_PORCELAIN), OPT_BOOLEAN('z', "null", &null_termination, "terminate entries with NUL"), OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), - { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, - OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"), + { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, /* end commit contents options */ + { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, + "ok to record an empty change", + PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL, + "ok to record a change with an empty message", + PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + OPT_END() }; @@ -205,7 +220,7 @@ static int list_paths(struct string_list *list, const char *with_tree, continue; if (!match_pathspec(pattern, ce->name, ce_namelen(ce), 0, m)) continue; - item = string_list_insert(ce->name, list); + item = string_list_insert(list, ce->name); if (ce_skip_worktree(ce)) item->util = item; /* better a valid pointer than a fake one */ } @@ -329,9 +344,13 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int if (!pathspec || !*pathspec) { fd = hold_locked_index(&index_lock, 1); refresh_cache_or_die(refresh_flags); - if (write_cache(fd, active_cache, active_nr) || - commit_locked_index(&index_lock)) - die("unable to write new_index file"); + if (active_cache_changed) { + if (write_cache(fd, active_cache, active_nr) || + commit_locked_index(&index_lock)) + die("unable to write new_index file"); + } else { + rollback_lock_file(&index_lock); + } commit_style = COMMIT_AS_IS; return get_index_file(); } @@ -417,7 +436,7 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int switch (status_format) { case STATUS_FORMAT_SHORT: - wt_shortstatus_print(s, null_termination); + wt_shortstatus_print(s, null_termination, status_show_branch); break; case STATUS_FORMAT_PORCELAIN: wt_porcelain_print(s, null_termination); @@ -455,15 +474,21 @@ static void determine_author_info(void) if (!a) die("invalid commit: %s", use_message); - lb = strstr(a + 8, " <"); - rb = strstr(a + 8, "> "); - eol = strchr(a + 8, '\n'); - if (!lb || !rb || !eol) + lb = strchrnul(a + strlen("\nauthor "), '<'); + rb = strchrnul(lb, '>'); + eol = strchrnul(rb, '\n'); + if (!*lb || !*rb || !*eol) die("invalid commit: %s", use_message); - name = xstrndup(a + 8, lb - (a + 8)); - email = xstrndup(lb + 2, rb - (lb + 2)); - date = xstrndup(rb + 2, eol - (rb + 2)); + if (lb == a + strlen("\nauthor ")) + /* \nauthor <foo@example.com> */ + name = xcalloc(1, 1); + else + name = xmemdupz(a + strlen("\nauthor "), + (lb - strlen(" ") - + (a + strlen("\nauthor ")))); + email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<"))); + date = xmemdupz(rb + strlen("> "), eol - (rb + strlen("> "))); } if (force_author) { @@ -693,6 +718,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (!commitable && !in_merge && !allow_empty && !(amend && is_a_merge(head_sha1))) { run_status(stdout, index_file, prefix, 0, s); + if (amend) + fputs(empty_amend_advice, stderr); return 0; } @@ -717,7 +744,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (use_editor) { char index[PATH_MAX]; - const char *env[2] = { index, NULL }; + const char *env[2] = { NULL }; + env[0] = index; snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); if (launch_editor(git_path(commit_editmsg), NULL, env)) { fprintf(stderr, @@ -1017,11 +1045,14 @@ static int git_status_config(const char *k, const char *v, void *cb) int cmd_status(int argc, const char **argv, const char *prefix) { struct wt_status s; + int fd; unsigned char sha1[20]; static struct option builtin_status_options[] = { OPT__VERBOSE(&verbose), OPT_SET_INT('s', "short", &status_format, "show status concisely", STATUS_FORMAT_SHORT), + OPT_BOOLEAN('b', "branch", &status_show_branch, + "show branch information"), OPT_SET_INT(0, "porcelain", &status_format, "show porcelain output format", STATUS_FORMAT_PORCELAIN), @@ -1031,6 +1062,11 @@ int cmd_status(int argc, const char **argv, const char *prefix) "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, + OPT_BOOLEAN(0, "ignored", &show_ignored_in_status, + "show ignored files"), + { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when", + "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)", + PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, OPT_END(), }; @@ -1038,20 +1074,33 @@ int cmd_status(int argc, const char **argv, const char *prefix) status_format = STATUS_FORMAT_PORCELAIN; wt_status_prepare(&s); + gitmodules_config(); git_config(git_status_config, &s); in_merge = file_exists(git_path("MERGE_HEAD")); argc = parse_options(argc, argv, prefix, builtin_status_options, builtin_status_usage, 0); handle_untracked_files_arg(&s); - + if (show_ignored_in_status) + s.show_ignored_files = 1; if (*argv) s.pathspec = get_pathspec(prefix, argv); read_cache_preload(s.pathspec); refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL); + + fd = hold_locked_index(&index_lock, 0); + if (0 <= fd) { + if (active_cache_changed && + !write_cache(fd, active_cache, active_nr)) + commit_locked_index(&index_lock); + else + rollback_lock_file(&index_lock); + } + s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; s.in_merge = in_merge; + s.ignore_submodule_arg = ignore_submodule_arg; wt_status_collect(&s); if (s.relative_paths) @@ -1063,13 +1112,14 @@ int cmd_status(int argc, const char **argv, const char *prefix) switch (status_format) { case STATUS_FORMAT_SHORT: - wt_shortstatus_print(&s, null_termination); + wt_shortstatus_print(&s, null_termination, status_show_branch); break; case STATUS_FORMAT_PORCELAIN: wt_porcelain_print(&s, null_termination); break; case STATUS_FORMAT_LONG: s.verbose = verbose; + s.ignore_submodule_arg = ignore_submodule_arg; wt_status_print(&s); break; } @@ -1115,7 +1165,6 @@ static void print_summary(const char *prefix, const unsigned char *sha1) init_revisions(&rev, prefix); setup_revisions(0, NULL, &rev, NULL); - rev.abbrev = 0; rev.diff = 1; rev.diffopt.output_format = DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; @@ -1138,13 +1187,11 @@ static void print_summary(const char *prefix, const unsigned char *sha1) initial_commit ? " (root-commit)" : ""); if (!log_tree_commit(&rev, commit)) { - struct pretty_print_context ctx = {0}; - struct strbuf buf = STRBUF_INIT; - ctx.date_mode = DATE_NORMAL; - format_commit_message(commit, format.buf + 7, &buf, &ctx); - printf("%s\n", buf.buf); - strbuf_release(&buf); + rev.always_show_header = 1; + rev.use_terminator = 1; + log_tree_commit(&rev, commit); } + strbuf_release(&format); } @@ -1232,13 +1279,16 @@ int cmd_commit(int argc, const char **argv, const char *prefix) } /* Determine parents */ + reflog_msg = getenv("GIT_REFLOG_ACTION"); if (initial_commit) { - reflog_msg = "commit (initial)"; + if (!reflog_msg) + reflog_msg = "commit (initial)"; } else if (amend) { struct commit_list *c; struct commit *commit; - reflog_msg = "commit (amend)"; + if (!reflog_msg) + reflog_msg = "commit (amend)"; commit = lookup_commit(head_sha1); if (!commit || parse_commit(commit)) die("could not parse HEAD commit"); @@ -1249,7 +1299,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix) struct strbuf m = STRBUF_INIT; FILE *fp; - reflog_msg = "commit (merge)"; + if (!reflog_msg) + reflog_msg = "commit (merge)"; pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next; fp = fopen(git_path("MERGE_HEAD"), "r"); if (fp == NULL) @@ -1272,7 +1323,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix) if (allow_fast_forward) parents = reduce_heads(parents); } else { - reflog_msg = "commit"; + if (!reflog_msg) + reflog_msg = "commit"; pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next; } @@ -1293,7 +1345,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) if (cleanup_mode != CLEANUP_NONE) stripspace(&sb, cleanup_mode == CLEANUP_ALL); - if (message_is_empty(&sb)) { + if (message_is_empty(&sb) && !allow_empty_message) { rollback_index_files(); fprintf(stderr, "Aborting commit due to empty commit message.\n"); exit(1); diff --git a/builtin/config.c b/builtin/config.c index 4bc46b1..ca4a0db 100644 --- a/builtin/config.c +++ b/builtin/config.c @@ -20,7 +20,7 @@ static char delim = '='; static char key_delim = ' '; static char term = '\n'; -static int use_global_config, use_system_config; +static int use_global_config, use_system_config, use_local_config; static const char *given_config_file; static int actions, types; static const char *get_color_slot, *get_colorbool_slot; @@ -51,6 +51,7 @@ static struct option builtin_config_options[] = { OPT_GROUP("Config file location"), OPT_BOOLEAN(0, "global", &use_global_config, "use global config file"), OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"), + OPT_BOOLEAN(0, "local", &use_local_config, "use repository config file"), OPT_STRING('f', "file", &given_config_file, "FILE", "use given config file"), OPT_GROUP("Action"), OPT_BIT(0, "get", &actions, "get value: name [value-regex]", ACTION_GET), @@ -197,7 +198,11 @@ static int get_value(const char *key_, const char *regex_) git_config_from_file(show_config, system_wide, NULL); if (do_all && global) git_config_from_file(show_config, global, NULL); - git_config_from_file(show_config, local, NULL); + if (do_all) + git_config_from_file(show_config, local, NULL); + git_config_from_parameters(show_config, NULL); + if (!do_all && !seen) + git_config_from_file(show_config, local, NULL); if (!do_all && !seen && global) git_config_from_file(show_config, global, NULL); if (!do_all && !seen && system_wide) @@ -326,11 +331,10 @@ static int get_colorbool(int print) return get_colorbool_found ? 0 : 1; } -int cmd_config(int argc, const char **argv, const char *unused_prefix) +int cmd_config(int argc, const char **argv, const char *prefix) { - int nongit; + int nongit = !startup_info->have_repository; char *value; - const char *prefix = setup_git_directory_gently(&nongit); config_exclusive_filename = getenv(CONFIG_ENVIRONMENT); @@ -338,7 +342,7 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix) builtin_config_usage, PARSE_OPT_STOP_AT_NON_OPTION); - if (use_global_config + use_system_config + !!given_config_file > 1) { + if (use_global_config + use_system_config + use_local_config + !!given_config_file > 1) { error("only one config file at a time."); usage_with_options(builtin_config_usage, builtin_config_options); } @@ -354,6 +358,8 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix) } else if (use_system_config) config_exclusive_filename = git_etc_gitconfig(); + else if (use_local_config) + config_exclusive_filename = git_pathdup("config"); else if (given_config_file) { if (!is_absolute_path(given_config_file) && prefix) config_exclusive_filename = prefix_filename(prefix, diff --git a/builtin/describe.c b/builtin/describe.c index 71be2a9..43caff2 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -35,7 +35,8 @@ static const char *diff_index_args[] = { struct commit_name { struct tag *tag; - int prio; /* annotated tag = 2, tag = 1, head = 0 */ + unsigned prio:2; /* annotated tag = 2, tag = 1, head = 0 */ + unsigned name_checked:1; unsigned char sha1[20]; char path[FLEX_ARRAY]; /* more */ }; @@ -43,18 +44,53 @@ static const char *prio_names[] = { "head", "lightweight", "annotated", }; +static int replace_name(struct commit_name *e, + int prio, + const unsigned char *sha1, + struct tag **tag) +{ + if (!e || e->prio < prio) + return 1; + + if (e->prio == 2 && prio == 2) { + /* Multiple annotated tags point to the same commit. + * Select one to keep based upon their tagger date. + */ + struct tag *t; + + if (!e->tag) { + t = lookup_tag(e->sha1); + if (!t || parse_tag(t)) + return 1; + e->tag = t; + } + + t = lookup_tag(sha1); + if (!t || parse_tag(t)) + return 0; + *tag = t; + + if (e->tag->date < t->date) + return 1; + } + + return 0; +} + static void add_to_known_names(const char *path, struct commit *commit, int prio, const unsigned char *sha1) { struct commit_name *e = commit->util; - if (!e || e->prio < prio) { + struct tag *tag = NULL; + if (replace_name(e, prio, sha1, &tag)) { size_t len = strlen(path)+1; free(e); e = xmalloc(sizeof(struct commit_name) + len); - e->tag = NULL; + e->tag = tag; e->prio = prio; + e->name_checked = 0; hashcpy(e->sha1, sha1); memcpy(e->path, path, len); commit->util = e; @@ -165,10 +201,15 @@ static void display_name(struct commit_name *n) { if (n->prio == 2 && !n->tag) { n->tag = lookup_tag(n->sha1); - if (!n->tag || parse_tag(n->tag) || !n->tag->tag) + if (!n->tag || parse_tag(n->tag)) die("annotated tag %s not available", n->path); + } + if (n->tag && !n->name_checked) { + if (!n->tag->tag) + die("annotated tag %s has no embedded name", n->path); if (strcmp(n->tag->tag, all ? n->path + 5 : n->path)) warning("tag '%s' is really '%s' here", n->tag->tag, n->path); + n->name_checked = 1; } if (n->tag) diff --git a/builtin/diff-files.c b/builtin/diff-files.c index 5b64011..951c7c8 100644 --- a/builtin/diff-files.c +++ b/builtin/diff-files.c @@ -8,6 +8,7 @@ #include "commit.h" #include "revision.h" #include "builtin.h" +#include "submodule.h" static const char diff_files_usage[] = "git diff-files [-q] [-0/-1/2/3 |-c|--cc] [<common diff options>] [<path>...]" @@ -20,6 +21,7 @@ int cmd_diff_files(int argc, const char **argv, const char *prefix) unsigned options = 0; init_revisions(&rev, prefix); + gitmodules_config(); git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ rev.abbrev = 0; diff --git a/builtin/diff-index.c b/builtin/diff-index.c index 0483749..2eb32bd 100644 --- a/builtin/diff-index.c +++ b/builtin/diff-index.c @@ -3,6 +3,7 @@ #include "commit.h" #include "revision.h" #include "builtin.h" +#include "submodule.h" static const char diff_cache_usage[] = "git diff-index [-m] [--cached] " @@ -17,6 +18,7 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix) int result; init_revisions(&rev, prefix); + gitmodules_config(); git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ rev.abbrev = 0; diff --git a/builtin/diff-tree.c b/builtin/diff-tree.c index 3c78bda..0d2a3e9 100644 --- a/builtin/diff-tree.c +++ b/builtin/diff-tree.c @@ -3,6 +3,7 @@ #include "commit.h" #include "log-tree.h" #include "builtin.h" +#include "submodule.h" static struct rev_info log_tree_opt; @@ -112,6 +113,7 @@ int cmd_diff_tree(int argc, const char **argv, const char *prefix) int read_stdin = 0; init_revisions(opt, prefix); + gitmodules_config(); git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ opt->abbrev = 0; opt->diff = 1; diff --git a/builtin/diff.c b/builtin/diff.c index ffcdd05..a43d326 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -13,6 +13,7 @@ #include "revision.h" #include "log-tree.h" #include "builtin.h" +#include "submodule.h" struct blobinfo { unsigned char sha1[20]; @@ -279,6 +280,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) */ prefix = setup_git_directory_gently(&nongit); + gitmodules_config(); git_config(git_diff_ui_config, NULL); if (diff_use_color_default == -1) @@ -407,17 +409,19 @@ int cmd_diff(int argc, const char **argv, const char *prefix) result = builtin_diff_index(&rev, argc, argv); else if (ents == 2) result = builtin_diff_tree(&rev, argc, argv, ent); - else if ((ents == 3) && (ent[0].item->flags & UNINTERESTING)) { - /* diff A...B where there is one sane merge base between - * A and B. We have ent[0] == merge-base, ent[1] == A, - * and ent[2] == B. Show diff between the base and B. + else if (ent[0].item->flags & UNINTERESTING) { + /* + * diff A...B where there is at least one merge base + * between A and B. We have ent[0] == merge-base, + * ent[ents-2] == A, and ent[ents-1] == B. Show diff + * between the base and B. Note that we pick one + * merge base at random if there are more than one. */ - ent[1] = ent[2]; + ent[1] = ent[ents-1]; result = builtin_diff_tree(&rev, argc, argv, ent); - } - else + } else result = builtin_diff_combined(&rev, argc, argv, - ent, ents); + ent, ents); result = diff_result_code(&rev.diffopt, result); if (1 < rev.diffopt.skip_stat_unmatch) refresh_index_quietly(); diff --git a/builtin/fast-export.c b/builtin/fast-export.c index c6dd71a..c8fd46b 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -27,6 +27,7 @@ static enum { ABORT, VERBATIM, WARN, STRIP } signed_tag_mode = ABORT; static enum { ERROR, DROP, REWRITE } tag_of_filtered_mode = ABORT; static int fake_missing_tagger; static int no_data; +static int full_tree; static int parse_opt_signed_tag_mode(const struct option *opt, const char *arg, int unset) @@ -147,10 +148,47 @@ static void handle_object(const unsigned char *sha1) free(buf); } +static int depth_first(const void *a_, const void *b_) +{ + const struct diff_filepair *a = *((const struct diff_filepair **)a_); + const struct diff_filepair *b = *((const struct diff_filepair **)b_); + const char *name_a, *name_b; + int len_a, len_b, len; + int cmp; + + name_a = a->one ? a->one->path : a->two->path; + name_b = b->one ? b->one->path : b->two->path; + + len_a = strlen(name_a); + len_b = strlen(name_b); + len = (len_a < len_b) ? len_a : len_b; + + /* strcmp will sort 'd' before 'd/e', we want 'd/e' before 'd' */ + cmp = memcmp(name_a, name_b, len); + if (cmp) + return cmp; + cmp = len_b - len_a; + if (cmp) + return cmp; + /* + * Move 'R'ename entries last so that all references of the file + * appear in the output before it is renamed (e.g., when a file + * was copied and renamed in the same commit). + */ + return (a->status == 'R') - (b->status == 'R'); +} + static void show_filemodify(struct diff_queue_struct *q, struct diff_options *options, void *data) { int i; + + /* + * Handle files below a directory first, in case they are all deleted + * and the directory changes to a file or symlink. + */ + qsort(q->queue, q->nr, sizeof(q->queue[0]), depth_first); + for (i = 0; i < q->nr; i++) { struct diff_filespec *ospec = q->queue[i]->one; struct diff_filespec *spec = q->queue[i]->two; @@ -241,7 +279,8 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) message += 2; if (commit->parents && - get_object_mark(&commit->parents->item->object) != 0) { + get_object_mark(&commit->parents->item->object) != 0 && + !full_tree) { parse_commit(commit->parents->item); diff_tree_sha1(commit->parents->item->tree->object.sha1, commit->tree->object.sha1, "", &rev->diffopt); @@ -281,6 +320,8 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) i++; } + if (full_tree) + printf("deleteall\n"); log_tree_diff_flush(rev); rev->diffopt.output_format = saved_output_format; @@ -438,7 +479,7 @@ static void get_tags_and_duplicates(struct object_array *pending, /* handle nested tags */ while (tag && tag->object.type == OBJ_TAG) { parse_object(tag->object.sha1); - string_list_append(full_name, extra_refs)->util = tag; + string_list_append(extra_refs, full_name)->util = tag; tag = (struct tag *)tag->tagged; } if (!tag) @@ -464,7 +505,7 @@ static void get_tags_and_duplicates(struct object_array *pending, } if (commit->util) /* more than one name for the same object */ - string_list_append(full_name, extra_refs)->util = commit; + string_list_append(extra_refs, full_name)->util = commit; else commit->util = full_name; } @@ -565,8 +606,8 @@ static void import_marks(char *input_file) int cmd_fast_export(int argc, const char **argv, const char *prefix) { struct rev_info revs; - struct object_array commits = { 0, 0, NULL }; - struct string_list extra_refs = { NULL, 0, 0, 0 }; + struct object_array commits = OBJECT_ARRAY_INIT; + struct string_list extra_refs = STRING_LIST_INIT_NODUP; struct commit *commit; char *export_filename = NULL, *import_filename = NULL; struct option options[] = { @@ -584,6 +625,8 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) "Import marks from this file"), OPT_BOOLEAN(0, "fake-missing-tagger", &fake_missing_tagger, "Fake a tagger when tags lack one"), + OPT_BOOLEAN(0, "full-tree", &full_tree, + "Output full tree for each commit"), { OPTION_NEGBIT, 0, "data", &no_data, NULL, "Skip output of blob data", PARSE_OPT_NOARG | PARSE_OPT_NEGHELP, NULL, 1 }, @@ -608,6 +651,9 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) if (import_filename) import_marks(import_filename); + if (import_filename && revs.prune_data) + full_tree = 1; + get_tags_and_duplicates(&revs.pending, &extra_refs); if (prepare_revision_walk(&revs)) diff --git a/builtin/fetch.c b/builtin/fetch.c index 8470850..d35f000 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -16,7 +16,7 @@ static const char * const builtin_fetch_usage[] = { "git fetch [<options>] [<repository> [<refspec>...]]", "git fetch [<options>] <group>", - "git fetch --multiple [<options>] [<repository> | <group>]...", + "git fetch --multiple [<options>] [(<repository> | <group>)...]", "git fetch --all [<options>]", NULL }; @@ -146,7 +146,10 @@ static struct ref *get_ref_map(struct transport *transport, struct remote *remote = transport->remote; struct branch *branch = branch_get(NULL); int has_merge = branch_has_merge_config(branch); - if (remote && (remote->fetch_refspec_nr || has_merge)) { + if (remote && + (remote->fetch_refspec_nr || + /* Note: has_merge implies non-NULL branch->remote_name */ + (has_merge && !strcmp(branch->remote_name, remote->name)))) { for (i = 0; i < remote->fetch_refspec_nr; i++) { get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0); if (remote->fetch[i].dst && @@ -160,6 +163,8 @@ static struct ref *get_ref_map(struct transport *transport, * if the remote we're fetching from is the same * as given in branch.<name>.remote, we add the * ref given in branch.<name>.merge, too. + * + * Note: has_merge implies non-NULL branch->remote_name */ if (has_merge && !strcmp(branch->remote_name, remote->name)) @@ -528,7 +533,7 @@ static int add_existing(const char *refname, const unsigned char *sha1, int flag, void *cbdata) { struct string_list *list = (struct string_list *)cbdata; - struct string_list_item *item = string_list_insert(refname, list); + struct string_list_item *item = string_list_insert(list, refname); item->util = (void *)sha1; return 0; } @@ -544,37 +549,12 @@ static int will_fetch(struct ref **head, const unsigned char *sha1) return 0; } -struct tag_data { - struct ref **head; - struct ref ***tail; -}; - -static int add_to_tail(struct string_list_item *item, void *cb_data) -{ - struct tag_data *data = (struct tag_data *)cb_data; - struct ref *rm = NULL; - - /* We have already decided to ignore this item */ - if (!item->util) - return 0; - - rm = alloc_ref(item->string); - rm->peer_ref = alloc_ref(item->string); - hashcpy(rm->old_sha1, item->util); - - **data->tail = rm; - *data->tail = &rm->next; - - return 0; -} - static void find_non_local_tags(struct transport *transport, struct ref **head, struct ref ***tail) { - struct string_list existing_refs = { NULL, 0, 0, 0 }; - struct string_list remote_refs = { NULL, 0, 0, 0 }; - struct tag_data data = {head, tail}; + struct string_list existing_refs = STRING_LIST_INIT_NODUP; + struct string_list remote_refs = STRING_LIST_INIT_NODUP; const struct ref *ref; struct string_list_item *item = NULL; @@ -616,7 +596,7 @@ static void find_non_local_tags(struct transport *transport, string_list_has_string(&existing_refs, ref->name)) continue; - item = string_list_insert(ref->name, &remote_refs); + item = string_list_insert(&remote_refs, ref->name); item->util = (void *)ref->old_sha1; } string_list_clear(&existing_refs, 0); @@ -630,10 +610,20 @@ static void find_non_local_tags(struct transport *transport, item->util = NULL; /* - * For all the tags in the remote_refs string list, call - * add_to_tail to add them to the list of refs to be fetched + * For all the tags in the remote_refs string list, + * add them to the list of refs to be fetched */ - for_each_string_list(add_to_tail, &remote_refs, &data); + for_each_string_list_item(item, &remote_refs) { + /* Unless we have already decided to ignore this item... */ + if (item->util) + { + struct ref *rm = alloc_ref(item->string); + rm->peer_ref = alloc_ref(item->string); + hashcpy(rm->old_sha1, item->util); + **tail = rm; + *tail = &rm->next; + } + } string_list_clear(&remote_refs, 0); } @@ -666,7 +656,7 @@ static int truncate_fetch_head(void) static int do_fetch(struct transport *transport, struct refspec *refs, int ref_count) { - struct string_list existing_refs = { NULL, 0, 0, 0 }; + struct string_list existing_refs = STRING_LIST_INIT_NODUP; struct string_list_item *peer_item = NULL; struct ref *ref_map; struct ref *rm; @@ -674,10 +664,12 @@ static int do_fetch(struct transport *transport, for_each_ref(add_existing, &existing_refs); - if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET) - tags = TAGS_SET; - if (transport->remote->fetch_tags == -1) - tags = TAGS_UNSET; + if (tags == TAGS_DEFAULT) { + if (transport->remote->fetch_tags == 2) + tags = TAGS_SET; + if (transport->remote->fetch_tags == -1) + tags = TAGS_UNSET; + } if (!transport->get_refs_list || !transport->fetch) die("Don't know how to fetch from %s", transport->url); @@ -695,8 +687,8 @@ static int do_fetch(struct transport *transport, for (rm = ref_map; rm; rm = rm->next) { if (rm->peer_ref) { - peer_item = string_list_lookup(rm->peer_ref->name, - &existing_refs); + peer_item = string_list_lookup(&existing_refs, + rm->peer_ref->name); if (peer_item) hashcpy(rm->peer_ref->old_sha1, peer_item->util); @@ -745,7 +737,7 @@ static int get_one_remote_for_fetch(struct remote *remote, void *priv) { struct string_list *list = priv; if (!remote->skip_default_update) - string_list_append(remote->name, list); + string_list_append(list, remote->name); return 0; } @@ -764,8 +756,8 @@ static int get_remote_group(const char *key, const char *value, void *priv) int space = strcspn(value, " \t\n"); while (*value) { if (space > 1) { - string_list_append(xstrndup(value, space), - g->list); + string_list_append(g->list, + xstrndup(value, space)); } value += space + (value[space] != '\0'); space = strcspn(value, " \t\n"); @@ -778,7 +770,8 @@ static int get_remote_group(const char *key, const char *value, void *priv) static int add_remote_or_group(const char *name, struct string_list *list) { int prev_nr = list->nr; - struct remote_group_data g = { name, list }; + struct remote_group_data g; + g.name = name; g.list = list; git_config(get_remote_group, &g); if (list->nr == prev_nr) { @@ -786,7 +779,7 @@ static int add_remote_or_group(const char *name, struct string_list *list) if (!remote_is_configured(name)) return 0; remote = remote_get(name); - string_list_append(remote->name, list); + string_list_append(list, remote->name); } return 1; } @@ -843,7 +836,8 @@ static int fetch_one(struct remote *remote, int argc, const char **argv) int exit_code; if (!remote) - die("Where do you want to fetch from today?"); + die("No remote repository specified. Please, specify either a URL or a\n" + "remote name from which new revisions should be fetched."); transport = transport_get(remote, NULL); transport_set_verbosity(transport, verbosity, progress); @@ -888,7 +882,7 @@ static int fetch_one(struct remote *remote, int argc, const char **argv) int cmd_fetch(int argc, const char **argv, const char *prefix) { int i; - struct string_list list = { NULL, 0, 0, 0 }; + struct string_list list = STRING_LIST_INIT_NODUP; struct remote *remote; int result = 0; diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index 379a031..78c7774 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -7,21 +7,22 @@ #include "string-list.h" static const char * const fmt_merge_msg_usage[] = { - "git fmt-merge-msg [--log|--no-log] [--file <file>]", + "git fmt-merge-msg [-m <message>] [--log[=<n>]|--no-log] [--file <file>]", NULL }; -static int merge_summary; +static int shortlog_len; static int fmt_merge_msg_config(const char *key, const char *value, void *cb) { - static int found_merge_log = 0; - if (!strcmp("merge.log", key)) { - found_merge_log = 1; - merge_summary = git_config_bool(key, value); + if (!strcmp(key, "merge.log") || !strcmp(key, "merge.summary")) { + int is_bool; + shortlog_len = git_config_bool_or_int(key, value, &is_bool); + if (!is_bool && shortlog_len < 0) + return error("%s: negative length %s", key, value); + if (is_bool && shortlog_len) + shortlog_len = DEFAULT_MERGE_LOG_LEN; } - if (!found_merge_log && !strcmp("merge.summary", key)) - merge_summary = git_config_bool(key, value); return 0; } @@ -38,8 +39,8 @@ void init_src_data(struct src_data *data) data->generic.strdup_strings = 1; } -static struct string_list srcs = { NULL, 0, 0, 1 }; -static struct string_list origins = { NULL, 0, 0, 1 }; +static struct string_list srcs = STRING_LIST_INIT_DUP; +static struct string_list origins = STRING_LIST_INIT_DUP; static int handle_line(char *line) { @@ -82,7 +83,7 @@ static int handle_line(char *line) item = unsorted_string_list_lookup(&srcs, src); if (!item) { - item = string_list_append(src, &srcs); + item = string_list_append(&srcs, src); item->util = xcalloc(1, sizeof(struct src_data)); init_src_data(item->util); } @@ -93,19 +94,19 @@ static int handle_line(char *line) src_data->head_status |= 1; } else if (!prefixcmp(line, "branch ")) { origin = line + 7; - string_list_append(origin, &src_data->branch); + string_list_append(&src_data->branch, origin); src_data->head_status |= 2; } else if (!prefixcmp(line, "tag ")) { origin = line; - string_list_append(origin + 4, &src_data->tag); + string_list_append(&src_data->tag, origin + 4); src_data->head_status |= 2; } else if (!prefixcmp(line, "remote branch ")) { origin = line + 14; - string_list_append(origin, &src_data->r_branch); + string_list_append(&src_data->r_branch, origin); src_data->head_status |= 2; } else { origin = src; - string_list_append(line, &src_data->generic); + string_list_append(&src_data->generic, line); src_data->head_status |= 2; } @@ -118,7 +119,7 @@ static int handle_line(char *line) sprintf(new_origin, "%s of %s", origin, src); origin = new_origin; } - string_list_append(origin, &origins)->util = sha1; + string_list_append(&origins, origin)->util = sha1; return 0; } @@ -146,7 +147,7 @@ static void shortlog(const char *name, unsigned char *sha1, int i, count = 0; struct commit *commit; struct object *branch; - struct string_list subjects = { NULL, 0, 0, 1 }; + struct string_list subjects = STRING_LIST_INIT_DUP; int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED; struct strbuf sb = STRBUF_INIT; @@ -176,10 +177,10 @@ static void shortlog(const char *name, unsigned char *sha1, strbuf_ltrim(&sb); if (!sb.len) - string_list_append(sha1_to_hex(commit->object.sha1), - &subjects); + string_list_append(&subjects, + sha1_to_hex(commit->object.sha1)); else - string_list_append(strbuf_detach(&sb, NULL), &subjects); + string_list_append(&subjects, strbuf_detach(&sb, NULL)); } if (count > limit) @@ -202,35 +203,10 @@ static void shortlog(const char *name, unsigned char *sha1, string_list_clear(&subjects, 0); } -int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { - int limit = 20, i = 0, pos = 0; +static void do_fmt_merge_msg_title(struct strbuf *out, + const char *current_branch) { + int i = 0; char *sep = ""; - unsigned char head_sha1[20]; - const char *current_branch; - - /* get current branch */ - current_branch = resolve_ref("HEAD", head_sha1, 1, NULL); - if (!current_branch) - die("No current branch"); - if (!prefixcmp(current_branch, "refs/heads/")) - current_branch += 11; - - /* get a line */ - while (pos < in->len) { - int len; - char *newline, *p = in->buf + pos; - - newline = strchr(p, '\n'); - len = newline ? newline - p : strlen(p); - pos += len + !!newline; - i++; - p[len] = 0; - if (handle_line(p)) - die ("Error in line %d: %.*s", i, len, p); - } - - if (!srcs.nr) - return 0; strbuf_addstr(out, "Merge "); for (i = 0; i < srcs.nr; i++) { @@ -278,8 +254,42 @@ int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { strbuf_addch(out, '\n'); else strbuf_addf(out, " into %s\n", current_branch); +} + +static int do_fmt_merge_msg(int merge_title, struct strbuf *in, + struct strbuf *out, int shortlog_len) { + int i = 0, pos = 0; + unsigned char head_sha1[20]; + const char *current_branch; + + /* get current branch */ + current_branch = resolve_ref("HEAD", head_sha1, 1, NULL); + if (!current_branch) + die("No current branch"); + if (!prefixcmp(current_branch, "refs/heads/")) + current_branch += 11; + + /* get a line */ + while (pos < in->len) { + int len; + char *newline, *p = in->buf + pos; - if (merge_summary) { + newline = strchr(p, '\n'); + len = newline ? newline - p : strlen(p); + pos += len + !!newline; + i++; + p[len] = 0; + if (handle_line(p)) + die ("Error in line %d: %.*s", i, len, p); + } + + if (!srcs.nr) + return 0; + + if (merge_title) + do_fmt_merge_msg_title(out, current_branch); + + if (shortlog_len) { struct commit *head; struct rev_info rev; @@ -289,21 +299,35 @@ int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { rev.ignore_merges = 1; rev.limited = 1; + if (suffixcmp(out->buf, "\n")) + strbuf_addch(out, '\n'); + for (i = 0; i < origins.nr; i++) shortlog(origins.items[i].string, origins.items[i].util, - head, &rev, limit, out); + head, &rev, shortlog_len, out); } return 0; } +int fmt_merge_msg(struct strbuf *in, struct strbuf *out, + int merge_title, int shortlog_len) { + return do_fmt_merge_msg(merge_title, in, out, shortlog_len); +} + int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) { const char *inpath = NULL; + const char *message = NULL; struct option options[] = { - OPT_BOOLEAN(0, "log", &merge_summary, "populate log with the shortlog"), - { OPTION_BOOLEAN, 0, "summary", &merge_summary, NULL, + { OPTION_INTEGER, 0, "log", &shortlog_len, "n", + "populate log with at most <n> entries from shortlog", + PARSE_OPT_OPTARG, NULL, DEFAULT_MERGE_LOG_LEN }, + { OPTION_INTEGER, 0, "summary", &shortlog_len, "n", "alias for --log (deprecated)", - PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + PARSE_OPT_OPTARG | PARSE_OPT_HIDDEN, NULL, + DEFAULT_MERGE_LOG_LEN }, + OPT_STRING('m', "message", &message, "text", + "use <text> as start of message"), OPT_FILENAME('F', "file", &inpath, "file to read from"), OPT_END() }; @@ -317,6 +341,14 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) 0); if (argc > 0) usage_with_options(fmt_merge_msg_usage, options); + if (message && !shortlog_len) { + char nl = '\n'; + write_in_full(STDOUT_FILENO, message, strlen(message)); + write_in_full(STDOUT_FILENO, &nl, 1); + return 0; + } + if (shortlog_len < 0) + die("Negative --log=%d", shortlog_len); if (inpath && strcmp(inpath, "-")) { in = fopen(inpath, "r"); @@ -326,7 +358,13 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) if (strbuf_read(&input, fileno(in), 0) < 0) die_errno("could not read input file"); - ret = fmt_merge_msg(merge_summary, &input, &output); + + if (message) + strbuf_addstr(&output, message); + ret = fmt_merge_msg(&input, &output, + message ? 0 : 1, + shortlog_len); + if (ret) return ret; write_in_full(STDOUT_FILENO, output.buf, output.len); diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c index 62be1bb..89e75c6 100644 --- a/builtin/for-each-ref.c +++ b/builtin/for-each-ref.c @@ -227,6 +227,10 @@ static void grab_common_values(struct atom_value *val, int deref, struct object strcpy(s, sha1_to_hex(obj->sha1)); v->s = s; } + else if (!strcmp(name, "objectname:short")) { + v->s = xstrdup(find_unique_abbrev(obj->sha1, + DEFAULT_ABBREV)); + } } } @@ -549,10 +553,10 @@ static void grab_values(struct atom_value *val, int deref, struct object *obj, v grab_person("committer", val, deref, obj, buf, sz); break; case OBJ_TREE: - // grab_tree_values(val, deref, obj, buf, sz); + /* grab_tree_values(val, deref, obj, buf, sz); */ break; case OBJ_BLOB: - // grab_blob_values(val, deref, obj, buf, sz); + /* grab_blob_values(val, deref, obj, buf, sz); */ break; default: die("Eh? Object of type %d?", obj->type); diff --git a/builtin/grep.c b/builtin/grep.c index 8e928e2..3d5f6ac 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -11,18 +11,20 @@ #include "tree-walk.h" #include "builtin.h" #include "parse-options.h" +#include "string-list.h" +#include "run-command.h" #include "userdiff.h" #include "grep.h" #include "quote.h" #include "dir.h" #ifndef NO_PTHREADS -#include "thread-utils.h" #include <pthread.h> +#include "thread-utils.h" #endif static char const * const grep_usage[] = { - "git grep [options] [-e] <pattern> [<rev>...] [[--] path...]", + "git grep [options] [-e] <pattern> [<rev>...] [[--] <path>...]", NULL }; @@ -556,6 +558,33 @@ static int grep_file(struct grep_opt *opt, const char *filename) } } +static void append_path(struct grep_opt *opt, const void *data, size_t len) +{ + struct string_list *path_list = opt->output_priv; + + if (len == 1 && *(const char *)data == '\0') + return; + string_list_append(path_list, xstrndup(data, len)); +} + +static void run_pager(struct grep_opt *opt, const char *prefix) +{ + struct string_list *path_list = opt->output_priv; + const char **argv = xmalloc(sizeof(const char *) * (path_list->nr + 1)); + int i, status; + + for (i = 0; i < path_list->nr; i++) + argv[i] = path_list->items[i].string; + argv[path_list->nr] = NULL; + + if (prefix && chdir(prefix)) + die("Failed to chdir: %s", prefix); + status = run_command_v_opt(argv, RUN_USING_SHELL); + if (status) + exit(status); + free(argv); +} + static int grep_cache(struct grep_opt *opt, const char **paths, int cached) { int hit = 0; @@ -590,7 +619,6 @@ static int grep_cache(struct grep_opt *opt, const char **paths, int cached) if (hit && opt->status_only) break; } - free_grep_patterns(opt); return hit; } @@ -675,6 +703,25 @@ static int grep_object(struct grep_opt *opt, const char **paths, die("unable to grep from object of type %s", typename(obj->type)); } +static int grep_objects(struct grep_opt *opt, const char **paths, + const struct object_array *list) +{ + unsigned int i; + int hit = 0; + const unsigned int nr = list->nr; + + for (i = 0; i < nr; i++) { + struct object *real_obj; + real_obj = deref_tag(list->objects[i].item, NULL, 0); + if (grep_object(opt, paths, real_obj, list->objects[i].name)) { + hit = 1; + if (opt->status_only) + break; + } + } + return hit; +} + static int grep_directory(struct grep_opt *opt, const char **paths) { struct dir_struct dir; @@ -689,7 +736,6 @@ static int grep_directory(struct grep_opt *opt, const char **paths) if (hit && opt->status_only) break; } - free_grep_patterns(opt); return hit; } @@ -724,11 +770,15 @@ static int file_callback(const struct option *opt, const char *arg, int unset) if (!patterns) die_errno("cannot open '%s'", arg); while (strbuf_getline(&sb, patterns, '\n') == 0) { + char *s; + size_t len; + /* ignore empty line like grep does */ if (sb.len == 0) continue; - append_grep_pattern(grep_opt, strbuf_detach(&sb, NULL), arg, - ++lno, GREP_PATTERN); + + s = strbuf_detach(&sb, &len); + append_grep_pat(grep_opt, s, len, arg, ++lno, GREP_PATTERN); } fclose(patterns); strbuf_release(&sb); @@ -782,12 +832,14 @@ int cmd_grep(int argc, const char **argv, const char *prefix) int cached = 0; int seen_dashdash = 0; int external_grep_allowed__ignored; + const char *show_in_pager = NULL, *default_pager = "dummy"; struct grep_opt opt; - struct object_array list = { 0, 0, NULL }; + struct object_array list = OBJECT_ARRAY_INIT; const char **paths = NULL; + struct string_list path_list = STRING_LIST_INIT_NODUP; int i; int dummy; - int nongit = 0, use_index = 1; + int use_index = 1; struct option options[] = { OPT_BOOLEAN(0, "cached", &cached, "search in index instead of in the work tree"), @@ -868,6 +920,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix) OPT_BOOLEAN(0, "all-match", &opt.all_match, "show only matches from files that match all patterns"), OPT_GROUP(""), + { OPTION_STRING, 'O', "open-files-in-pager", &show_in_pager, + "pager", "show matching files in the pager", + PARSE_OPT_OPTARG, NULL, (intptr_t)default_pager }, OPT_BOOLEAN(0, "ext-grep", &external_grep_allowed__ignored, "allow calling of grep(1) (ignored by this build)"), { OPTION_CALLBACK, 0, "help-all", &options, NULL, "show usage", @@ -875,8 +930,6 @@ int cmd_grep(int argc, const char **argv, const char *prefix) OPT_END() }; - prefix = setup_git_directory_gently(&nongit); - /* * 'git grep -h', unlike 'git grep -h <pattern>', is a request * to show usage information and exit. @@ -921,7 +974,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix) PARSE_OPT_STOP_AT_NON_OPTION | PARSE_OPT_NO_INTERNAL_HELP); - if (use_index && nongit) + if (use_index && !startup_info->have_repository) /* die the same way as if we did it at the beginning */ setup_git_directory(); @@ -943,6 +996,18 @@ int cmd_grep(int argc, const char **argv, const char *prefix) argc--; } + if (show_in_pager == default_pager) + show_in_pager = git_pager(1); + if (show_in_pager) { + opt.color = 0; + opt.name_only = 1; + opt.null_following_name = 1; + opt.output_priv = &path_list; + opt.output = append_path; + string_list_append(&path_list, show_in_pager); + use_threads = 0; + } + if (!opt.pattern_list) die("no pattern given."); if (!opt.fixed && opt.ignore_case) @@ -999,44 +1064,51 @@ int cmd_grep(int argc, const char **argv, const char *prefix) paths[1] = NULL; } + if (show_in_pager && (cached || list.nr)) + die("--open-files-in-pager only works on the worktree"); + + if (show_in_pager && opt.pattern_list && !opt.pattern_list->next) { + const char *pager = path_list.items[0].string; + int len = strlen(pager); + + if (len > 4 && is_dir_sep(pager[len - 5])) + pager += len - 4; + + if (!strcmp("less", pager) || !strcmp("vi", pager)) { + struct strbuf buf = STRBUF_INIT; + strbuf_addf(&buf, "+/%s%s", + strcmp("less", pager) ? "" : "*", + opt.pattern_list->pattern); + string_list_append(&path_list, buf.buf); + strbuf_detach(&buf, NULL); + } + } + + if (!show_in_pager) + setup_pager(); + + if (!use_index) { - int hit; if (cached) die("--cached cannot be used with --no-index."); if (list.nr) die("--no-index cannot be used with revs."); hit = grep_directory(&opt, paths); - if (use_threads) - hit |= wait_all(); - return !hit; - } - - if (!list.nr) { - int hit; + } else if (!list.nr) { if (!cached) setup_work_tree(); hit = grep_cache(&opt, paths, cached); - if (use_threads) - hit |= wait_all(); - return !hit; - } - - if (cached) - die("both --cached and trees are given."); - - for (i = 0; i < list.nr; i++) { - struct object *real_obj; - real_obj = deref_tag(list.objects[i].item, NULL, 0); - if (grep_object(&opt, paths, real_obj, list.objects[i].name)) { - hit = 1; - if (opt.status_only) - break; - } + } else { + if (cached) + die("both --cached and trees are given."); + hit = grep_objects(&opt, paths, &list); } if (use_threads) hit |= wait_all(); + if (hit && show_in_pager) + run_pager(&opt, prefix); free_grep_patterns(&opt); return !hit; } diff --git a/builtin/help.c b/builtin/help.c index 3182a2b..61ff798 100644 --- a/builtin/help.c +++ b/builtin/help.c @@ -26,7 +26,7 @@ enum help_format { HELP_FORMAT_NONE, HELP_FORMAT_MAN, HELP_FORMAT_INFO, - HELP_FORMAT_WEB, + HELP_FORMAT_WEB }; static int show_all = 0; @@ -120,7 +120,7 @@ static void exec_woman_emacs(const char *path, const char *page) if (!path) path = "emacsclient"; strbuf_addf(&man_page, "(woman \"%s\")", page); - execlp(path, "emacsclient", "-e", man_page.buf, NULL); + execlp(path, "emacsclient", "-e", man_page.buf, (char *)NULL); warning("failed to exec '%s': %s", path, strerror(errno)); } } @@ -148,7 +148,7 @@ static void exec_man_konqueror(const char *path, const char *page) } else path = "kfmclient"; strbuf_addf(&man_page, "man:%s(1)", page); - execlp(path, filename, "newTab", man_page.buf, NULL); + execlp(path, filename, "newTab", man_page.buf, (char *)NULL); warning("failed to exec '%s': %s", path, strerror(errno)); } } @@ -157,7 +157,7 @@ static void exec_man_man(const char *path, const char *page) { if (!path) path = "man"; - execlp(path, "man", page, NULL); + execlp(path, "man", page, (char *)NULL); warning("failed to exec '%s': %s", path, strerror(errno)); } @@ -165,7 +165,7 @@ static void exec_man_cmd(const char *cmd, const char *page) { struct strbuf shell_cmd = STRBUF_INIT; strbuf_addf(&shell_cmd, "%s %s", cmd, page); - execl("/bin/sh", "sh", "-c", shell_cmd.buf, NULL); + execl("/bin/sh", "sh", "-c", shell_cmd.buf, (char *)NULL); warning("failed to exec '%s': %s", cmd, strerror(errno)); } @@ -372,7 +372,7 @@ static void show_info_page(const char *git_cmd) { const char *page = cmd_to_page(git_cmd); setenv("INFOPATH", system_path(GIT_INFO_PATH), 1); - execlp("info", "info", "gitman", page, NULL); + execlp("info", "info", "gitman", page, (char *)NULL); die("no info viewer handled the request"); } @@ -398,7 +398,7 @@ static void get_html_page_path(struct strbuf *page_path, const char *page) #ifndef open_html static void open_html(const char *path) { - execl_git_cmd("web--browse", "-c", "help.browser", path, NULL); + execl_git_cmd("web--browse", "-c", "help.browser", path, (char *)NULL); } #endif diff --git a/builtin/index-pack.c b/builtin/index-pack.c index b4cf8c5..8dc5c0b 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -11,7 +11,7 @@ #include "exec_cmd.h" static const char index_pack_usage[] = -"git index-pack [-v] [-o <index-file>] [{ ---keep | --keep=<msg> }] [--strict] { <pack-file> | --stdin [--fix-thin] [<pack-file>] }"; +"git index-pack [-v] [-o <index-file>] [ --keep | --keep=<msg> ] [--strict] (<pack-file> | --stdin [--fix-thin] [<pack-file>])"; struct object_entry { @@ -161,7 +161,7 @@ static void use(int bytes) input_offset += bytes; /* make sure off_t is sufficiently large not to wrap */ - if (consumed_bytes > consumed_bytes + bytes) + if (signed_add_overflows(consumed_bytes, bytes)) die("pack too large for current definition of off_t"); consumed_bytes += bytes; } @@ -266,26 +266,23 @@ static void unlink_base_data(struct base_data *c) static void *unpack_entry_data(unsigned long offset, unsigned long size) { + int status; z_stream stream; void *buf = xmalloc(size); memset(&stream, 0, sizeof(stream)); + git_inflate_init(&stream); stream.next_out = buf; stream.avail_out = size; - stream.next_in = fill(1); - stream.avail_in = input_len; - git_inflate_init(&stream); - for (;;) { - int ret = git_inflate(&stream, 0); - use(input_len - stream.avail_in); - if (stream.total_out == size && ret == Z_STREAM_END) - break; - if (ret != Z_OK) - bad_object(offset, "inflate returned %d", ret); + do { stream.next_in = fill(1); stream.avail_in = input_len; - } + status = git_inflate(&stream, 0); + use(input_len - stream.avail_in); + } while (status == Z_OK); + if (stream.total_out != size || status != Z_STREAM_END) + bad_object(offset, "inflate returned %d", status); git_inflate_end(&stream); return buf; } @@ -359,34 +356,38 @@ static void *get_data_from_pack(struct object_entry *obj) { off_t from = obj[0].idx.offset + obj[0].hdr_size; unsigned long len = obj[1].idx.offset - from; - unsigned long rdy = 0; - unsigned char *src, *data; + unsigned char *data, *inbuf; z_stream stream; - int st; + int status; - src = xmalloc(len); - data = src; - do { - ssize_t n = pread(pack_fd, data + rdy, len - rdy, from + rdy); - if (n < 0) - die_errno("cannot pread pack file"); - if (!n) - die("premature end of pack file, %lu bytes missing", - len - rdy); - rdy += n; - } while (rdy < len); data = xmalloc(obj->size); + inbuf = xmalloc((len < 64*1024) ? len : 64*1024); + memset(&stream, 0, sizeof(stream)); + git_inflate_init(&stream); stream.next_out = data; stream.avail_out = obj->size; - stream.next_in = src; - stream.avail_in = len; - git_inflate_init(&stream); - while ((st = git_inflate(&stream, Z_FINISH)) == Z_OK); - git_inflate_end(&stream); - if (st != Z_STREAM_END || stream.total_out != obj->size) + + do { + ssize_t n = (len < 64*1024) ? len : 64*1024; + n = pread(pack_fd, inbuf, n, from); + if (n < 0) + die_errno("cannot pread pack file"); + if (!n) + die("premature end of pack file, %lu bytes missing", len); + from += n; + len -= n; + stream.next_in = inbuf; + stream.avail_in = n; + status = git_inflate(&stream, 0); + } while (len && status == Z_OK && !stream.avail_in); + + /* This has been inflated OK when first encountered, so... */ + if (status != Z_STREAM_END || stream.total_out != obj->size) die("serious inflate inconsistency"); - free(src); + + git_inflate_end(&stream); + free(inbuf); return data; } @@ -668,25 +669,25 @@ static void parse_pack_objects(unsigned char *sha1) static int write_compressed(struct sha1file *f, void *in, unsigned int size) { z_stream stream; - unsigned long maxsize; - void *out; + int status; + unsigned char outbuf[4096]; memset(&stream, 0, sizeof(stream)); deflateInit(&stream, zlib_compression_level); - maxsize = deflateBound(&stream, size); - out = xmalloc(maxsize); - - /* Compress it */ stream.next_in = in; stream.avail_in = size; - stream.next_out = out; - stream.avail_out = maxsize; - while (deflate(&stream, Z_FINISH) == Z_OK); - deflateEnd(&stream); + do { + stream.next_out = outbuf; + stream.avail_out = sizeof(outbuf); + status = deflate(&stream, Z_FINISH); + sha1write(f, outbuf, sizeof(outbuf) - stream.avail_out); + } while (status == Z_OK); + + if (status != Z_STREAM_END) + die("unable to deflate appended object (%d)", status); size = stream.total_out; - sha1write(f, out, size); - free(out); + deflateEnd(&stream); return size; } @@ -883,25 +884,11 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) if (argc == 2 && !strcmp(argv[1], "-h")) usage(index_pack_usage); - /* - * We wish to read the repository's config file if any, and - * for that it is necessary to call setup_git_directory_gently(). - * However if the cwd was inside .git/objects/pack/ then we need - * to go back there or all the pack name arguments will be wrong. - * And in that case we cannot rely on any prefix returned by - * setup_git_directory_gently() either. - */ - { - char cwd[PATH_MAX+1]; - int nongit; - - if (!getcwd(cwd, sizeof(cwd)-1)) - die("Unable to get current working directory"); - setup_git_directory_gently(&nongit); - git_config(git_index_pack_config, NULL); - if (chdir(cwd)) - die("Cannot come back to cwd"); - } + read_replace_refs = 0; + + git_config(git_index_pack_config, NULL); + if (prefix && chdir(prefix)) + die("Cannot come back to cwd"); for (i = 1; i < argc; i++) { const char *arg = argv[i]; diff --git a/builtin/init-db.c b/builtin/init-db.c index edc40ff..9d4886c 100644 --- a/builtin/init-db.c +++ b/builtin/init-db.c @@ -294,11 +294,26 @@ static int create_default_files(const char *template_path) return reinit; } +static void create_object_directory(void) +{ + const char *object_directory = get_object_directory(); + int len = strlen(object_directory); + char *path = xmalloc(len + 40); + + memcpy(path, object_directory, len); + + safe_create_dir(object_directory, 1); + strcpy(path+len, "/pack"); + safe_create_dir(path, 1); + strcpy(path+len, "/info"); + safe_create_dir(path, 1); + + free(path); +} + int init_db(const char *template_dir, unsigned int flags) { - const char *sha1_dir; - char *path; - int len, reinit; + int reinit; safe_create_dir(get_git_dir(), 0); @@ -313,16 +328,7 @@ int init_db(const char *template_dir, unsigned int flags) reinit = create_default_files(template_dir); - sha1_dir = get_object_directory(); - len = strlen(sha1_dir); - path = xmalloc(len + 40); - memcpy(path, sha1_dir, len); - - safe_create_dir(sha1_dir, 1); - strcpy(path+len, "/pack"); - safe_create_dir(path, 1); - strcpy(path+len, "/info"); - safe_create_dir(path, 1); + create_object_directory(); if (shared_repository) { char buf[10]; @@ -463,7 +469,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix) static char git_dir[PATH_MAX+1]; setenv(GIT_DIR_ENVIRONMENT, - getcwd(git_dir, sizeof(git_dir)), 0); + getcwd(git_dir, sizeof(git_dir)), argc > 0); } if (init_shared_repository != -1) diff --git a/builtin/log.c b/builtin/log.c index 6208703..22d1290 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -24,6 +24,7 @@ static const char *default_date_mode = NULL; static int default_show_root = 1; +static int decoration_style; static const char *fmt_patch_subject_prefix = "PATCH"; static const char *fmt_pretty; @@ -31,11 +32,28 @@ static const char * const builtin_log_usage = "git log [<options>] [<since>..<until>] [[--] <path>...]\n" " or: git show [options] <object>..."; +static int parse_decoration_style(const char *var, const char *value) +{ + switch (git_config_maybe_bool(var, value)) { + case 1: + return DECORATE_SHORT_REFS; + case 0: + return 0; + default: + break; + } + if (!strcmp(value, "full")) + return DECORATE_FULL_REFS; + else if (!strcmp(value, "short")) + return DECORATE_SHORT_REFS; + return -1; +} + static void cmd_log_init(int argc, const char **argv, const char *prefix, struct rev_info *rev, struct setup_revision_opt *opt) { int i; - int decoration_style = 0; + int decoration_given = 0; struct userformat_want w; rev->abbrev = DEFAULT_ABBREV; @@ -78,14 +96,15 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix, const char *arg = argv[i]; if (!strcmp(arg, "--decorate")) { decoration_style = DECORATE_SHORT_REFS; + decoration_given = 1; } else if (!prefixcmp(arg, "--decorate=")) { const char *v = skip_prefix(arg, "--decorate="); - if (!strcmp(v, "full")) - decoration_style = DECORATE_FULL_REFS; - else if (!strcmp(v, "short")) - decoration_style = DECORATE_SHORT_REFS; - else + decoration_style = parse_decoration_style(arg, v); + if (decoration_style < 0) die("invalid --decorate option: %s", arg); + decoration_given = 1; + } else if (!strcmp(arg, "--no-decorate")) { + decoration_style = 0; } else if (!strcmp(arg, "--source")) { rev->show_source = 1; } else if (!strcmp(arg, "-h")) { @@ -93,10 +112,20 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix, } else die("unrecognized argument: %s", arg); } + + /* + * defeat log.decorate configuration interacting with --pretty=raw + * from the command line. + */ + if (!decoration_given && rev->pretty_given + && rev->commit_format == CMIT_FMT_RAW) + decoration_style = 0; + if (decoration_style) { rev->show_decorations = 1; load_ref_decorations(decoration_style); } + setup_pager(); } /* @@ -258,10 +287,19 @@ static int git_log_config(const char *var, const char *value, void *cb) return git_config_string(&fmt_patch_subject_prefix, var, value); if (!strcmp(var, "log.date")) return git_config_string(&default_date_mode, var, value); + if (!strcmp(var, "log.decorate")) { + decoration_style = parse_decoration_style(var, value); + if (decoration_style < 0) + decoration_style = 0; /* maybe warn? */ + return 0; + } if (!strcmp(var, "log.showroot")) { default_show_root = git_config_bool(var, value); return 0; } + if (!prefixcmp(var, "color.decorate.")) + return parse_decorate_color_config(var, 15, value); + return git_diff_ui_config(var, value, cb); } @@ -454,12 +492,6 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix) rev.use_terminator = 1; rev.always_show_header = 1; - /* - * We get called through "git reflog", so unlike the other log - * routines, we need to set up our pager manually.. - */ - setup_pager(); - return cmd_log_walk(&rev); } @@ -501,13 +533,13 @@ static void add_header(const char *value) len--; if (!strncasecmp(value, "to: ", 4)) { - item = string_list_append(value + 4, &extra_to); + item = string_list_append(&extra_to, value + 4); len -= 4; } else if (!strncasecmp(value, "cc: ", 4)) { - item = string_list_append(value + 4, &extra_cc); + item = string_list_append(&extra_cc, value + 4); len -= 4; } else { - item = string_list_append(value, &extra_hdr); + item = string_list_append(&extra_hdr, value); } item->string[len] = '\0'; @@ -515,8 +547,9 @@ static void add_header(const char *value) #define THREAD_SHALLOW 1 #define THREAD_DEEP 2 -static int thread = 0; -static int do_signoff = 0; +static int thread; +static int do_signoff; +static const char *signature = git_version_string; static int git_format_config(const char *var, const char *value, void *cb) { @@ -531,13 +564,13 @@ static int git_format_config(const char *var, const char *value, void *cb) if (!strcmp(var, "format.to")) { if (!value) return config_error_nonbool(var); - string_list_append(value, &extra_to); + string_list_append(&extra_to, value); return 0; } if (!strcmp(var, "format.cc")) { if (!value) return config_error_nonbool(var); - string_list_append(value, &extra_cc); + string_list_append(&extra_cc, value); return 0; } if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) { @@ -575,6 +608,8 @@ static int git_format_config(const char *var, const char *value, void *cb) do_signoff = git_config_bool(var, value); return 0; } + if (!strcmp(var, "format.signature")) + return git_config_string(&signature, var, value); return git_log_config(var, value, cb); } @@ -669,6 +704,12 @@ static void gen_message_id(struct rev_info *info, char *base) info->message_id = strbuf_detach(&buf, NULL); } +static void print_signature(void) +{ + if (signature && *signature) + printf("-- \n%s\n\n", signature); +} + static void make_cover_letter(struct rev_info *rev, int use_stdout, int numbered, int numbered_files, struct commit *origin, @@ -762,6 +803,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout, diff_flush(&opts); printf("\n"); + print_signature(); } static const char *clean_message_id(const char *msg_id) @@ -915,7 +957,7 @@ static int to_callback(const struct option *opt, const char *arg, int unset) if (unset) string_list_clear(&extra_to, 0); else - string_list_append(arg, &extra_to); + string_list_append(&extra_to, arg); return 0; } @@ -924,7 +966,7 @@ static int cc_callback(const struct option *opt, const char *arg, int unset) if (unset) string_list_clear(&extra_cc, 0); else - string_list_append(arg, &extra_cc); + string_list_append(&extra_cc, arg); return 0; } @@ -1001,6 +1043,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) { OPTION_CALLBACK, 0, "thread", &thread, "style", "enable message threading, styles: shallow, deep", PARSE_OPT_OPTARG, thread_callback }, + OPT_STRING(0, "signature", &signature, "signature", + "add a signature"), OPT_END() }; @@ -1012,8 +1056,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) rev.commit_format = CMIT_FMT_EMAIL; rev.verbose_header = 1; rev.diff = 1; - rev.combine_merges = 0; - rev.ignore_merges = 1; + rev.no_merges = 1; DIFF_OPT_SET(&rev.diffopt, RECURSIVE); rev.subject_prefix = fmt_patch_subject_prefix; memset(&s_r_opt, 0, sizeof(s_r_opt)); @@ -1184,10 +1227,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) continue; } - /* ignore merges */ - if (commit->parents && commit->parents->next) - continue; - if (ignore_if_in_upstream && has_commit_patch_id(commit, &ids)) continue; @@ -1205,7 +1244,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) rev.ref_message_ids = xcalloc(1, sizeof(struct string_list)); if (in_reply_to) { const char *msgid = clean_message_id(in_reply_to); - string_list_append(msgid, rev.ref_message_ids); + string_list_append(rev.ref_message_ids, msgid); } rev.numbered_files = numbered_files; rev.patch_suffix = fmt_patch_suffix; @@ -1252,8 +1291,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) && (!cover_letter || rev.nr > 1)) free(rev.message_id); else - string_list_append(rev.message_id, - rev.ref_message_ids); + string_list_append(rev.ref_message_ids, + rev.message_id); } gen_message_id(&rev, sha1_to_hex(commit->object.sha1)); } @@ -1279,7 +1318,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) mime_boundary_leader, rev.mime_boundary); else - printf("-- \n%s\n\n", git_version_string); + print_signature(); } if (!use_stdout) fclose(stdout); diff --git a/builtin/ls-files.c b/builtin/ls-files.c index c0fbcdc..6a307ab 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -25,9 +25,11 @@ static int show_modified; static int show_killed; static int show_valid_bit; static int line_terminator = '\n'; +static int debug_mode; +static const char *prefix; +static int max_prefix_len; static int prefix_len; -static int prefix_offset; static const char **pathspec; static int error_unmatch; static char *ps_matched; @@ -43,10 +45,15 @@ static const char *tag_modified = ""; static const char *tag_skip_worktree = ""; static const char *tag_resolve_undo = ""; +static void write_name(const char* name, size_t len) +{ + write_name_quoted_relative(name, len, prefix, prefix_len, stdout, + line_terminator); +} + static void show_dir_entry(const char *tag, struct dir_entry *ent) { - int len = prefix_len; - int offset = prefix_offset; + int len = max_prefix_len; if (len >= ent->len) die("git ls-files: internal error - directory entry not superset of prefix"); @@ -55,7 +62,7 @@ static void show_dir_entry(const char *tag, struct dir_entry *ent) return; fputs(tag, stdout); - write_name_quoted(ent->name + offset, stdout, line_terminator); + write_name(ent->name, ent->len); } static void show_other_files(struct dir_struct *dir) @@ -121,8 +128,7 @@ static void show_killed_files(struct dir_struct *dir) static void show_ce_entry(const char *tag, struct cache_entry *ce) { - int len = prefix_len; - int offset = prefix_offset; + int len = max_prefix_len; if (len >= ce_namelen(ce)) die("git ls-files: internal error - cache entry not superset of prefix"); @@ -156,40 +162,45 @@ static void show_ce_entry(const char *tag, struct cache_entry *ce) find_unique_abbrev(ce->sha1,abbrev), ce_stage(ce)); } - write_name_quoted(ce->name + offset, stdout, line_terminator); -} - -static int show_one_ru(struct string_list_item *item, void *cbdata) -{ - int offset = prefix_offset; - const char *path = item->string; - struct resolve_undo_info *ui = item->util; - int i, len; - - len = strlen(path); - if (len < prefix_len) - return 0; /* outside of the prefix */ - if (!match_pathspec(pathspec, path, len, prefix_len, ps_matched)) - return 0; /* uninterested */ - for (i = 0; i < 3; i++) { - if (!ui->mode[i]) - continue; - printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i], - find_unique_abbrev(ui->sha1[i], abbrev), - i + 1); - write_name_quoted(path + offset, stdout, line_terminator); + write_name(ce->name, ce_namelen(ce)); + if (debug_mode) { + printf(" ctime: %d:%d\n", ce->ce_ctime.sec, ce->ce_ctime.nsec); + printf(" mtime: %d:%d\n", ce->ce_mtime.sec, ce->ce_mtime.nsec); + printf(" dev: %d\tino: %d\n", ce->ce_dev, ce->ce_ino); + printf(" uid: %d\tgid: %d\n", ce->ce_uid, ce->ce_gid); + printf(" size: %d\tflags: %x\n", ce->ce_size, ce->ce_flags); } - return 0; } -static void show_ru_info(const char *prefix) +static void show_ru_info(void) { + struct string_list_item *item; + if (!the_index.resolve_undo) return; - for_each_string_list(show_one_ru, the_index.resolve_undo, NULL); + + for_each_string_list_item(item, the_index.resolve_undo) { + const char *path = item->string; + struct resolve_undo_info *ui = item->util; + int i, len; + + len = strlen(path); + if (len < max_prefix_len) + continue; /* outside of the prefix */ + if (!match_pathspec(pathspec, path, len, max_prefix_len, ps_matched)) + continue; /* uninterested */ + for (i = 0; i < 3; i++) { + if (!ui->mode[i]) + continue; + printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i], + find_unique_abbrev(ui->sha1[i], abbrev), + i + 1); + write_name(path, len); + } + } } -static void show_files(struct dir_struct *dir, const char *prefix) +static void show_files(struct dir_struct *dir) { int i; @@ -243,7 +254,7 @@ static void show_files(struct dir_struct *dir, const char *prefix) */ static void prune_cache(const char *prefix) { - int pos = cache_name_pos(prefix, prefix_len); + int pos = cache_name_pos(prefix, max_prefix_len); unsigned int first, last; if (pos < 0) @@ -256,7 +267,7 @@ static void prune_cache(const char *prefix) while (last > first) { int next = (last + first) >> 1; struct cache_entry *ce = active_cache[next]; - if (!strncmp(ce->name, prefix, prefix_len)) { + if (!strncmp(ce->name, prefix, max_prefix_len)) { first = next+1; continue; } @@ -265,11 +276,16 @@ static void prune_cache(const char *prefix) active_nr = last; } -static const char *verify_pathspec(const char *prefix) +static const char *pathspec_prefix(const char *prefix) { const char **p, *n, *prev; unsigned long max; + if (!pathspec) { + max_prefix_len = prefix ? strlen(prefix) : 0; + return prefix; + } + prev = NULL; max = PATH_MAX; for (p = pathspec; (n = *p) != NULL; p++) { @@ -291,10 +307,7 @@ static const char *verify_pathspec(const char *prefix) } } - if (prefix_offset > max || memcmp(prev, prefix, prefix_offset)) - die("git ls-files: cannot generate relative filenames containing '..'"); - - prefix_len = max; + max_prefix_len = max; return max ? xmemdupz(prev, max) : NULL; } @@ -374,7 +387,7 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix) } } -int report_path_error(const char *ps_matched, const char **pathspec, int prefix_offset) +int report_path_error(const char *ps_matched, const char **pathspec, int prefix_len) { /* * Make sure all pathspec matched; otherwise it is an error. @@ -404,14 +417,14 @@ int report_path_error(const char *ps_matched, const char **pathspec, int prefix_ continue; error("pathspec '%s' did not match any file(s) known to git.", - pathspec[num] + prefix_offset); + pathspec[num] + prefix_len); errors++; } return errors; } static const char * const ls_files_usage[] = { - "git ls-files [options] [<file>]*", + "git ls-files [options] [<file>...]", NULL }; @@ -456,9 +469,10 @@ static int option_parse_exclude_standard(const struct option *opt, return 0; } -int cmd_ls_files(int argc, const char **argv, const char *prefix) +int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) { int require_work_tree = 0, show_tag = 0; + const char *max_prefix; struct dir_struct dir; struct option builtin_ls_files_options[] = { { OPTION_CALLBACK, 'z', NULL, NULL, NULL, @@ -504,7 +518,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) { OPTION_CALLBACK, 0, "exclude-standard", &dir, NULL, "add the standard git exclusions", PARSE_OPT_NOARG, option_parse_exclude_standard }, - { OPTION_SET_INT, 0, "full-name", &prefix_offset, NULL, + { OPTION_SET_INT, 0, "full-name", &prefix_len, NULL, "make the output relative to the project top directory", PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL }, OPT_BOOLEAN(0, "error-unmatch", &error_unmatch, @@ -512,12 +526,14 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) OPT_STRING(0, "with-tree", &with_tree, "tree-ish", "pretend that paths removed since <tree-ish> are still present"), OPT__ABBREV(&abbrev), + OPT_BOOLEAN(0, "debug", &debug_mode, "show debugging data"), OPT_END() }; memset(&dir, 0, sizeof(dir)); + prefix = cmd_prefix; if (prefix) - prefix_offset = strlen(prefix); + prefix_len = strlen(prefix); git_config(git_default_config, NULL); if (read_cache() < 0) @@ -555,9 +571,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) if (pathspec) strip_trailing_slash_from_submodules(); - /* Verify that the pathspec matches the prefix */ - if (pathspec) - prefix = verify_pathspec(prefix); + /* Find common prefix for all pathspec's */ + max_prefix = pathspec_prefix(prefix); /* Treat unmatching pathspec elements as errors */ if (pathspec && error_unmatch) { @@ -575,8 +590,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) show_killed | show_modified | show_resolve_undo)) show_cached = 1; - if (prefix) - prune_cache(prefix); + if (max_prefix) + prune_cache(max_prefix); if (with_tree) { /* * Basic sanity check; show-stages and show-unmerged @@ -584,15 +599,15 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) */ if (show_stage || show_unmerged) die("ls-files --with-tree is incompatible with -s or -u"); - overlay_tree_on_cache(with_tree, prefix); + overlay_tree_on_cache(with_tree, max_prefix); } - show_files(&dir, prefix); + show_files(&dir); if (show_resolve_undo) - show_ru_info(prefix); + show_ru_info(); if (ps_matched) { int bad; - bad = report_path_error(ps_matched, pathspec, prefix_offset); + bad = report_path_error(ps_matched, pathspec, prefix_len); if (bad) fprintf(stderr, "Did you forget to 'git add'?\n"); diff --git a/builtin/ls-remote.c b/builtin/ls-remote.c index 70f5622..97eed40 100644 --- a/builtin/ls-remote.c +++ b/builtin/ls-remote.c @@ -4,7 +4,8 @@ #include "remote.h" static const char ls_remote_usage[] = -"git ls-remote [--heads] [--tags] [-u <exec> | --upload-pack <exec>] <repository> <refs>..."; +"git ls-remote [--heads] [--tags] [-u <exec> | --upload-pack <exec>]\n" +" [-q|--quiet] [<repository> [<refs>...]]"; /* * Is there one among the list of patterns that match the tail part @@ -31,8 +32,8 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) { int i; const char *dest = NULL; - int nongit; unsigned flags = 0; + int quiet = 0; const char *uploadpack = NULL; const char **pattern = NULL; @@ -40,8 +41,6 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) struct transport *transport; const struct ref *ref; - setup_git_directory_gently(&nongit); - for (i = 1; i < argc; i++) { const char *arg = argv[i]; @@ -66,6 +65,10 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) flags |= REF_NORMAL; continue; } + if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) { + quiet = 1; + continue; + } usage(ls_remote_usage); } dest = arg; @@ -73,9 +76,6 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) break; } - if (!dest) - usage(ls_remote_usage); - if (argv[i]) { int j; pattern = xcalloc(sizeof(const char *), argc - i + 1); @@ -87,6 +87,11 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) } } remote = remote_get(dest); + if (!remote) { + if (dest) + die("bad repository '%s'", dest); + die("No remote configured to list refs from."); + } if (!remote->url_nr) die("remote %s has no configured URL", dest); transport = transport_get(remote, NULL); @@ -96,6 +101,9 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) ref = transport_get_remote_refs(transport); if (transport_disconnect(transport)) return 1; + + if (!dest && !quiet) + fprintf(stderr, "From %s\n", *remote->url); for ( ; ref; ref = ref->next) { if (!check_ref_type(ref, flags)) continue; diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c index dc86b0d..f73e6bd 100644 --- a/builtin/ls-tree.c +++ b/builtin/ls-tree.c @@ -24,7 +24,7 @@ static int chomp_prefix; static const char *ls_tree_prefix; static const char * const ls_tree_usage[] = { - "git ls-tree [<options>] <tree-ish> [path...]", + "git ls-tree [<options>] <tree-ish> [<path>...]", NULL }; @@ -52,6 +52,8 @@ static int show_recursive(const char *base, int baselen, const char *pathname) speclen = strlen(spec); if (speclen <= len) continue; + if (spec[len] && spec[len] != '/') + continue; if (memcmp(pathname, spec, len)) continue; return 1; diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c index 4a9729b..2320d98 100644 --- a/builtin/mailinfo.c +++ b/builtin/mailinfo.c @@ -17,10 +17,10 @@ static struct strbuf name = STRBUF_INIT; static struct strbuf email = STRBUF_INIT; static enum { - TE_DONTCARE, TE_QP, TE_BASE64, + TE_DONTCARE, TE_QP, TE_BASE64 } transfer_encoding; static enum { - TYPE_TEXT, TYPE_OTHER, + TYPE_TEXT, TYPE_OTHER } message_type; static struct strbuf charset = STRBUF_INIT; diff --git a/builtin/mailsplit.c b/builtin/mailsplit.c index cdfc1b7..2d43278 100644 --- a/builtin/mailsplit.c +++ b/builtin/mailsplit.c @@ -10,7 +10,7 @@ #include "strbuf.h" static const char git_mailsplit_usage[] = -"git mailsplit [-d<prec>] [-f<n>] [-b] [--keep-cr] -o<directory> [<mbox>|<Maildir>...]"; +"git mailsplit [-d<prec>] [-f<n>] [-b] [--keep-cr] -o<directory> [(<mbox>|<Maildir>)...]"; static int is_from_line(const char *line, int len) { @@ -121,7 +121,7 @@ static int populate_maildir_list(struct string_list *list, const char *path) if (dent->d_name[0] == '.') continue; snprintf(name, sizeof(name), "%s/%s", *sub, dent->d_name); - string_list_insert(name, list); + string_list_insert(list, name); } closedir(dir); @@ -137,7 +137,7 @@ static int split_maildir(const char *maildir, const char *dir, char name[PATH_MAX]; int ret = -1; int i; - struct string_list list = {NULL, 0, 0, 1}; + struct string_list list = STRING_LIST_INIT_DUP; if (populate_maildir_list(&list, maildir) < 0) goto out; diff --git a/builtin/merge-base.c b/builtin/merge-base.c index 54e7ec2..96dd160 100644 --- a/builtin/merge-base.c +++ b/builtin/merge-base.c @@ -23,7 +23,8 @@ static int show_merge_base(struct commit **rev, int rev_nr, int show_all) } static const char * const merge_base_usage[] = { - "git merge-base [-a|--all] <commit> <commit>...", + "git merge-base [-a|--all] [--octopus] <commit> <commit>...", + "git merge-base --independent <commit>...", NULL }; @@ -41,21 +42,58 @@ static struct commit *get_commit_reference(const char *arg) return r; } +static int handle_octopus(int count, const char **args, int reduce, int show_all) +{ + struct commit_list *revs = NULL; + struct commit_list *result; + int i; + + if (reduce) + show_all = 1; + + for (i = count - 1; i >= 0; i--) + commit_list_insert(get_commit_reference(args[i]), &revs); + + result = reduce ? reduce_heads(revs) : get_octopus_merge_bases(revs); + + if (!result) + return 1; + + while (result) { + printf("%s\n", sha1_to_hex(result->item->object.sha1)); + if (!show_all) + return 0; + result = result->next; + } + + return 0; +} + int cmd_merge_base(int argc, const char **argv, const char *prefix) { struct commit **rev; int rev_nr = 0; int show_all = 0; + int octopus = 0; + int reduce = 0; struct option options[] = { - OPT_BOOLEAN('a', "all", &show_all, "outputs all common ancestors"), + OPT_BOOLEAN('a', "all", &show_all, "output all common ancestors"), + OPT_BOOLEAN(0, "octopus", &octopus, "find ancestors for a single n-way merge"), + OPT_BOOLEAN(0, "independent", &reduce, "list revs not reachable from others"), OPT_END() }; git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, merge_base_usage, 0); - if (argc < 2) + if (!octopus && !reduce && argc < 2) usage_with_options(merge_base_usage, options); + if (reduce && (show_all || octopus)) + die("--independent cannot be used with other options"); + + if (octopus || reduce) + return handle_octopus(argc, argv, reduce, show_all); + rev = xmalloc(argc * sizeof(*rev)); while (argc-- > 0) rev[rev_nr++] = get_commit_reference(*argv++); diff --git a/builtin/merge-file.c b/builtin/merge-file.c index 610849a..b6664d4 100644 --- a/builtin/merge-file.c +++ b/builtin/merge-file.c @@ -25,10 +25,9 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) const char *names[3] = { NULL, NULL, NULL }; mmfile_t mmfs[3]; mmbuffer_t result = {NULL, 0}; - xmparam_t xmp = {{XDF_NEED_MINIMAL}}; + xmparam_t xmp = {{0}}; int ret = 0, i = 0, to_stdout = 0; int quiet = 0; - int nongit; struct option options[] = { OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"), OPT_SET_INT(0, "diff3", &xmp.style, "use a diff3 based merge", XDL_MERGE_DIFF3), @@ -50,8 +49,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) xmp.style = 0; xmp.favor = 0; - prefix = setup_git_directory_gently(&nongit); - if (!nongit) { + if (startup_info->have_repository) { /* Read the configuration file */ git_config(git_xmerge_config, NULL); if (0 <= git_xmerge_style) diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c index d8875d5..c33091b 100644 --- a/builtin/merge-recursive.c +++ b/builtin/merge-recursive.c @@ -2,6 +2,10 @@ #include "commit.h" #include "tag.h" #include "merge-recursive.h" +#include "xdiff-interface.h" + +static const char builtin_merge_recursive_usage[] = + "git %s <base>... -- <head> <remote> ..."; static const char *better_branch_name(const char *branch) { @@ -29,7 +33,7 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix) o.subtree_shift = ""; if (argc < 4) - usagef("%s <base>... -- <head> <remote> ...", argv[0]); + usagef(builtin_merge_recursive_usage, argv[0]); for (i = 1; i < argc; ++i) { const char *arg = argv[i]; @@ -37,15 +41,7 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix) if (!prefixcmp(arg, "--")) { if (!arg[2]) break; - if (!strcmp(arg+2, "ours")) - o.recursive_variant = MERGE_RECURSIVE_OURS; - else if (!strcmp(arg+2, "theirs")) - o.recursive_variant = MERGE_RECURSIVE_THEIRS; - else if (!strcmp(arg+2, "subtree")) - o.subtree_shift = ""; - else if (!prefixcmp(arg+2, "subtree=")) - o.subtree_shift = arg + 10; - else + if (parse_merge_opt(&o, arg + 2)) die("Unknown option %s", arg); continue; } diff --git a/builtin/merge-tree.c b/builtin/merge-tree.c index a4a4f2c..9b25ddc 100644 --- a/builtin/merge-tree.c +++ b/builtin/merge-tree.c @@ -60,6 +60,7 @@ static void *result(struct merge_list *entry, unsigned long *size) { enum object_type type; struct blob *base, *our, *their; + const char *path = entry->path; if (!entry->stage) return read_sha1_file(entry->blob->object.sha1, &type, size); @@ -76,7 +77,7 @@ static void *result(struct merge_list *entry, unsigned long *size) their = NULL; if (entry) their = entry->blob; - return merge_file(entry->path, base, our, their, size); + return merge_file(path, base, our, their, size); } static void *origin(struct merge_list *entry, unsigned long *size) @@ -106,7 +107,7 @@ static void show_diff(struct merge_list *entry) xdemitconf_t xecfg; xdemitcb_t ecb; - xpp.flags = XDF_NEED_MINIMAL; + xpp.flags = 0; memset(&xecfg, 0, sizeof(xecfg)); xecfg.ctxlen = 3; ecb.outf = show_outf; diff --git a/builtin/merge.c b/builtin/merge.c index c043066..10f091b 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -42,7 +42,7 @@ static const char * const builtin_merge_usage[] = { NULL }; -static int show_diffstat = 1, option_log, squash; +static int show_diffstat = 1, shortlog_len, squash; static int option_commit = 1, allow_fast_forward = 1; static int fast_forward_only; static int allow_trivial = 1, have_message; @@ -54,6 +54,7 @@ static size_t use_strategies_nr, use_strategies_alloc; static const char **xopts; static size_t xopts_nr, xopts_alloc; static const char *branch; +static int option_renormalize; static int verbosity; static int allow_rerere_auto; @@ -131,6 +132,7 @@ static struct strategy *get_strategy(const char *name) ret = xcalloc(1, sizeof(struct strategy)); ret->name = xstrdup(name); + ret->attr = NO_TRIVIAL; return ret; } @@ -175,8 +177,9 @@ static struct option builtin_merge_options[] = { OPT_BOOLEAN(0, "stat", &show_diffstat, "show a diffstat at the end of the merge"), OPT_BOOLEAN(0, "summary", &show_diffstat, "(synonym to --stat)"), - OPT_BOOLEAN(0, "log", &option_log, - "add list of one-line log to merge commit message"), + { OPTION_INTEGER, 0, "log", &shortlog_len, "n", + "add (at most <n>) entries from shortlog to merge commit message", + PARSE_OPT_OPTARG, NULL, DEFAULT_MERGE_LOG_LEN }, OPT_BOOLEAN(0, "squash", &squash, "create a single commit instead of doing a merge"), OPT_BOOLEAN(0, "commit", &option_commit, @@ -437,7 +440,7 @@ static void merge_name(const char *remote, struct strbuf *msg) strbuf_addstr(&truname, "refs/heads/"); strbuf_addstr(&truname, remote); strbuf_setlen(&truname, truname.len - len); - if (resolve_ref(truname.buf, buf_sha, 0, NULL)) { + if (resolve_ref(truname.buf, buf_sha, 1, NULL)) { strbuf_addf(msg, "%s\t\tbranch '%s'%s of .\n", sha1_to_hex(remote_head->sha1), @@ -486,7 +489,8 @@ static int git_merge_config(const char *k, const char *v, void *cb) buf = xstrdup(v); argc = split_cmdline(buf, &argv); if (argc < 0) - die("Bad branch.%s.mergeoptions string", branch); + die("Bad branch.%s.mergeoptions string: %s", branch, + split_cmdline_strerror(argc)); argv = xrealloc(argv, sizeof(*argv) * (argc + 2)); memmove(argv + 1, argv, sizeof(*argv) * (argc + 1)); argc++; @@ -501,8 +505,17 @@ static int git_merge_config(const char *k, const char *v, void *cb) return git_config_string(&pull_twohead, k, v); else if (!strcmp(k, "pull.octopus")) return git_config_string(&pull_octopus, k, v); - else if (!strcmp(k, "merge.log") || !strcmp(k, "merge.summary")) - option_log = git_config_bool(k, v); + else if (!strcmp(k, "merge.renormalize")) + option_renormalize = git_config_bool(k, v); + else if (!strcmp(k, "merge.log") || !strcmp(k, "merge.summary")) { + int is_bool; + shortlog_len = git_config_bool_or_int(k, v, &is_bool); + if (!is_bool && shortlog_len < 0) + return error("%s: negative length %s", k, v); + if (is_bool && shortlog_len) + shortlog_len = DEFAULT_MERGE_LOG_LEN; + return 0; + } return git_diff_ui_config(k, v, cb); } @@ -548,13 +561,53 @@ static void write_tree_trivial(unsigned char *sha1) die("git write-tree failed to write a tree"); } -static int try_merge_strategy(const char *strategy, struct commit_list *common, - const char *head_arg) +int try_merge_command(const char *strategy, struct commit_list *common, + const char *head_arg, struct commit_list *remotes) { const char **args; int i = 0, x = 0, ret; struct commit_list *j; struct strbuf buf = STRBUF_INIT; + + args = xmalloc((4 + xopts_nr + commit_list_count(common) + + commit_list_count(remotes)) * sizeof(char *)); + strbuf_addf(&buf, "merge-%s", strategy); + args[i++] = buf.buf; + for (x = 0; x < xopts_nr; x++) { + char *s = xmalloc(strlen(xopts[x])+2+1); + strcpy(s, "--"); + strcpy(s+2, xopts[x]); + args[i++] = s; + } + for (j = common; j; j = j->next) + args[i++] = xstrdup(sha1_to_hex(j->item->object.sha1)); + args[i++] = "--"; + args[i++] = head_arg; + for (j = remotes; j; j = j->next) + args[i++] = xstrdup(sha1_to_hex(j->item->object.sha1)); + args[i] = NULL; + ret = run_command_v_opt(args, RUN_GIT_CMD); + strbuf_release(&buf); + i = 1; + for (x = 0; x < xopts_nr; x++) + free((void *)args[i++]); + for (j = common; j; j = j->next) + free((void *)args[i++]); + i += 2; + for (j = remotes; j; j = j->next) + free((void *)args[i++]); + free(args); + discard_cache(); + if (read_cache() < 0) + die("failed to read the cache"); + resolve_undo_clear(); + + return ret; +} + +static int try_merge_strategy(const char *strategy, struct commit_list *common, + const char *head_arg) +{ int index_fd; struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); @@ -567,12 +620,13 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, rollback_lock_file(lock); if (!strcmp(strategy, "recursive") || !strcmp(strategy, "subtree")) { - int clean; + int clean, x; struct commit *result; struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); int index_fd; struct commit_list *reversed = NULL; struct merge_options o; + struct commit_list *j; if (remoteheads->next) { error("Not handling anything other than two heads merge."); @@ -583,18 +637,11 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, if (!strcmp(strategy, "subtree")) o.subtree_shift = ""; - for (x = 0; x < xopts_nr; x++) { - if (!strcmp(xopts[x], "ours")) - o.recursive_variant = MERGE_RECURSIVE_OURS; - else if (!strcmp(xopts[x], "theirs")) - o.recursive_variant = MERGE_RECURSIVE_THEIRS; - else if (!strcmp(xopts[x], "subtree")) - o.subtree_shift = ""; - else if (!prefixcmp(xopts[x], "subtree=")) - o.subtree_shift = xopts[x]+8; - else + o.renormalize = option_renormalize; + + for (x = 0; x < xopts_nr; x++) + if (parse_merge_opt(&o, xopts[x])) die("Unknown option for merge-recursive: -X%s", xopts[x]); - } o.branch1 = head_arg; o.branch2 = remoteheads->item->util; @@ -612,39 +659,7 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, rollback_lock_file(lock); return clean ? 0 : 1; } else { - args = xmalloc((4 + xopts_nr + commit_list_count(common) + - commit_list_count(remoteheads)) * sizeof(char *)); - strbuf_addf(&buf, "merge-%s", strategy); - args[i++] = buf.buf; - for (x = 0; x < xopts_nr; x++) { - char *s = xmalloc(strlen(xopts[x])+2+1); - strcpy(s, "--"); - strcpy(s+2, xopts[x]); - args[i++] = s; - } - for (j = common; j; j = j->next) - args[i++] = xstrdup(sha1_to_hex(j->item->object.sha1)); - args[i++] = "--"; - args[i++] = head_arg; - for (j = remoteheads; j; j = j->next) - args[i++] = xstrdup(sha1_to_hex(j->item->object.sha1)); - args[i] = NULL; - ret = run_command_v_opt(args, RUN_GIT_CMD); - strbuf_release(&buf); - i = 1; - for (x = 0; x < xopts_nr; x++) - free((void *)args[i++]); - for (j = common; j; j = j->next) - free((void *)args[i++]); - i += 2; - for (j = remoteheads; j; j = j->next) - free((void *)args[i++]); - free(args); - discard_cache(); - if (read_cache() < 0) - die("failed to read the cache"); - resolve_undo_clear(); - return ret; + return try_merge_command(strategy, common, head_arg, remoteheads); } } @@ -695,7 +710,7 @@ int checkout_fast_forward(const unsigned char *head, const unsigned char *remote opts.verbose_update = 1; opts.merge = 1; opts.fn = twoway_merge; - opts.msgs = get_porcelain_error_msgs(); + setup_unpack_trees_porcelain(&opts, "merge"); trees[nr_trees] = parse_tree_indirect(head); if (!trees[nr_trees++]) @@ -807,7 +822,7 @@ static int finish_automerge(struct commit_list *common, return 0; } -static int suggest_conflicts(void) +static int suggest_conflicts(int renormalizing) { FILE *fp; int pos; @@ -973,7 +988,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) reset_hard(remote_head->sha1, 0); return 0; } else { - struct strbuf msg = STRBUF_INIT; + struct strbuf merge_names = STRBUF_INIT; /* We are invoked directly as the first-class UI. */ head_arg = "HEAD"; @@ -986,12 +1001,14 @@ int cmd_merge(int argc, const char **argv, const char *prefix) * codepath so we discard the error in this * loop. */ - if (!have_message) { - for (i = 0; i < argc; i++) - merge_name(argv[i], &msg); - fmt_merge_msg(option_log, &msg, &merge_msg); + for (i = 0; i < argc; i++) + merge_name(argv[i], &merge_names); + + if (!have_message || shortlog_len) { + fmt_merge_msg(&merge_names, &merge_msg, !have_message, + shortlog_len); if (merge_msg.len) - strbuf_setlen(&merge_msg, merge_msg.len-1); + strbuf_setlen(&merge_msg, merge_msg.len - 1); } } @@ -1288,5 +1305,5 @@ int cmd_merge(int argc, const char **argv, const char *prefix) "stopped before committing as requested\n"); return 0; } else - return suggest_conflicts(); + return suggest_conflicts(option_renormalize); } diff --git a/builtin/mv.c b/builtin/mv.c index c07f53b..cdbb094 100644 --- a/builtin/mv.c +++ b/builtin/mv.c @@ -63,7 +63,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix) const char **source, **destination, **dest_path; enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes; struct stat st; - struct string_list src_for_dst = {NULL, 0, 0, 0}; + struct string_list src_for_dst = STRING_LIST_INIT_NODUP; git_config(git_default_config, NULL); @@ -180,7 +180,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix) } else if (string_list_has_string(&src_for_dst, dst)) bad = "multiple sources for the same target"; else - string_list_insert(dst, &src_for_dst); + string_list_insert(&src_for_dst, dst); if (bad) { if (ignore_errors) { diff --git a/builtin/name-rev.c b/builtin/name-rev.c index 06a38ac..31f5c1c 100644 --- a/builtin/name-rev.c +++ b/builtin/name-rev.c @@ -220,7 +220,7 @@ static void name_rev_line(char *p, struct name_ref_data *data) int cmd_name_rev(int argc, const char **argv, const char *prefix) { - struct object_array revs = { 0, 0, NULL }; + struct object_array revs = OBJECT_ARRAY_INIT; int all = 0, transform_stdin = 0, allow_undefined = 1, always = 0; struct name_ref_data data = { 0, 0, NULL }; struct option opts[] = { diff --git a/builtin/notes.c b/builtin/notes.c index 52b72fc..6d07aac 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -26,7 +26,7 @@ static const char * const git_notes_usage[] = { "git notes [--ref <notes_ref>] edit [<object>]", "git notes [--ref <notes_ref>] show [<object>]", "git notes [--ref <notes_ref>] remove [<object>]", - "git notes [--ref <notes_ref>] prune", + "git notes [--ref <notes_ref>] prune [-n | -v]", NULL }; @@ -67,7 +67,7 @@ static const char * const git_notes_remove_usage[] = { }; static const char * const git_notes_prune_usage[] = { - "git notes prune", + "git notes prune [<options>]", NULL }; @@ -313,7 +313,7 @@ int commit_notes(struct notes_tree *t, const char *msg) return 0; } -combine_notes_fn *parse_combine_notes_fn(const char *v) +combine_notes_fn parse_combine_notes_fn(const char *v) { if (!strcasecmp(v, "overwrite")) return combine_notes_overwrite; @@ -416,7 +416,7 @@ int notes_copy_from_stdin(int force, const char *rewrite_cmd) { struct strbuf buf = STRBUF_INIT; struct notes_rewrite_cfg *c = NULL; - struct notes_tree *t; + struct notes_tree *t = NULL; int ret = 0; if (rewrite_cmd) { @@ -614,6 +614,10 @@ static int copy(int argc, const char **argv, const char *prefix) } } + if (argc < 2) { + error("too few parameters"); + usage_with_options(git_notes_copy_usage, options); + } if (2 < argc) { error("too many parameters"); usage_with_options(git_notes_copy_usage, options); @@ -765,6 +769,7 @@ static int remove_cmd(int argc, const char **argv, const char *prefix) const char *object_ref; struct notes_tree *t; unsigned char object[20]; + int retval; argc = parse_options(argc, argv, prefix, options, git_notes_remove_usage, 0); @@ -781,18 +786,27 @@ static int remove_cmd(int argc, const char **argv, const char *prefix) t = init_notes_check("remove"); - fprintf(stderr, "Removing note for object %s\n", sha1_to_hex(object)); - remove_note(t, object); + retval = remove_note(t, object); + if (retval) + fprintf(stderr, "Object %s has no note\n", sha1_to_hex(object)); + else { + fprintf(stderr, "Removing note for object %s\n", + sha1_to_hex(object)); - commit_notes(t, "Notes removed by 'git notes remove'"); + commit_notes(t, "Notes removed by 'git notes remove'"); + } free_notes(t); - return 0; + return retval; } static int prune(int argc, const char **argv, const char *prefix) { struct notes_tree *t; + int show_only = 0, verbose = 0; struct option options[] = { + OPT_BOOLEAN('n', "dry-run", &show_only, + "do not remove, show only"), + OPT_BOOLEAN('v', "verbose", &verbose, "report pruned notes"), OPT_END() }; @@ -806,8 +820,10 @@ static int prune(int argc, const char **argv, const char *prefix) t = init_notes_check("prune"); - prune_notes(t); - commit_notes(t, "Notes removed by 'git notes prune'"); + prune_notes(t, (verbose ? NOTES_PRUNE_VERBOSE : 0) | + (show_only ? NOTES_PRUNE_VERBOSE|NOTES_PRUNE_DRYRUN : 0) ); + if (!show_only) + commit_notes(t, "Notes removed by 'git notes prune'"); free_notes(t); return 0; } diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 9780258..f8eba53 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -18,20 +18,20 @@ #include "refs.h" #ifndef NO_PTHREADS -#include "thread-utils.h" #include <pthread.h> +#include "thread-utils.h" #endif static const char pack_usage[] = - "git pack-objects [{ -q | --progress | --all-progress }]\n" + "git pack-objects [ -q | --progress | --all-progress ]\n" " [--all-progress-implied]\n" - " [--max-pack-size=N] [--local] [--incremental]\n" - " [--window=N] [--window-memory=N] [--depth=N]\n" + " [--max-pack-size=<n>] [--local] [--incremental]\n" + " [--window=<n>] [--window-memory=<n>] [--depth=<n>]\n" " [--no-reuse-delta] [--no-reuse-object] [--delta-base-offset]\n" - " [--threads=N] [--non-empty] [--revs [--unpacked | --all]*]\n" + " [--threads=<n>] [--non-empty] [--revs [--unpacked | --all]]\n" " [--reflog] [--stdout | base-name] [--include-tag]\n" - " [--keep-unreachable | --unpack-unreachable \n" - " [<ref-list | <object-list]"; + " [--keep-unreachable | --unpack-unreachable]\n" + " [< ref-list | < object-list]"; struct object_entry { struct pack_idx_entry idx; @@ -431,7 +431,7 @@ static int write_one(struct sha1file *f, written_list[nr_written++] = &e->idx; /* make sure off_t is sufficiently large not to wrap */ - if (*offset > *offset + size) + if (signed_add_overflows(*offset, size)) die("pack too large for current definition of off_t"); *offset += size; return 1; @@ -1522,6 +1522,15 @@ static void find_deltas(struct object_entry **list, unsigned *list_size, #ifndef NO_PTHREADS +static void try_to_free_from_threads(size_t size) +{ + read_lock(); + release_pack_memory(size, -1); + read_unlock(); +} + +try_to_free_t old_try_to_free_routine; + /* * The main thread waits on the condition that (at least) one of the workers * has stopped working (which is indicated in the .working member of @@ -1552,14 +1561,16 @@ static pthread_cond_t progress_cond; */ static void init_threaded_search(void) { - pthread_mutex_init(&read_mutex, NULL); + init_recursive_mutex(&read_mutex); pthread_mutex_init(&cache_mutex, NULL); pthread_mutex_init(&progress_mutex, NULL); pthread_cond_init(&progress_cond, NULL); + old_try_to_free_routine = set_try_to_free_routine(try_to_free_from_threads); } static void cleanup_threaded_search(void) { + set_try_to_free_routine(old_try_to_free_routine); pthread_cond_destroy(&progress_cond); pthread_mutex_destroy(&read_mutex); pthread_mutex_destroy(&cache_mutex); diff --git a/builtin/patch-id.c b/builtin/patch-id.c index af0911e..5125300 100644 --- a/builtin/patch-id.c +++ b/builtin/patch-id.c @@ -28,16 +28,42 @@ static int remove_space(char *line) return dst - line; } -static void generate_id_list(void) +static int scan_hunk_header(const char *p, int *p_before, int *p_after) +{ + static const char digits[] = "0123456789"; + const char *q, *r; + int n; + + q = p + 4; + n = strspn(q, digits); + if (q[n] == ',') { + q += n + 1; + n = strspn(q, digits); + } + if (n == 0 || q[n] != ' ' || q[n+1] != '+') + return 0; + + r = q + n + 2; + n = strspn(r, digits); + if (r[n] == ',') { + r += n + 1; + n = strspn(r, digits); + } + if (n == 0) + return 0; + + *p_before = atoi(q); + *p_after = atoi(r); + return 1; +} + +int get_one_patchid(unsigned char *next_sha1, git_SHA_CTX *ctx) { - static unsigned char sha1[20]; static char line[1000]; - git_SHA_CTX ctx; - int patchlen = 0; + int patchlen = 0, found_next = 0; + int before = -1, after = -1; - git_SHA1_Init(&ctx); while (fgets(line, sizeof(line), stdin) != NULL) { - unsigned char n[20]; char *p = line; int len; @@ -45,32 +71,75 @@ static void generate_id_list(void) p += 10; else if (!memcmp(line, "commit ", 7)) p += 7; + else if (!memcmp(line, "From ", 5)) + p += 5; - if (!get_sha1_hex(p, n)) { - flush_current_id(patchlen, sha1, &ctx); - hashcpy(sha1, n); - patchlen = 0; - continue; + if (!get_sha1_hex(p, next_sha1)) { + found_next = 1; + break; } /* Ignore commit comments */ if (!patchlen && memcmp(line, "diff ", 5)) continue; - /* Ignore git-diff index header */ - if (!memcmp(line, "index ", 6)) - continue; + /* Parsing diff header? */ + if (before == -1) { + if (!memcmp(line, "index ", 6)) + continue; + else if (!memcmp(line, "--- ", 4)) + before = after = 1; + else if (!isalpha(line[0])) + break; + } - /* Ignore line numbers when computing the SHA1 of the patch */ - if (!memcmp(line, "@@ -", 4)) - continue; + /* Looking for a valid hunk header? */ + if (before == 0 && after == 0) { + if (!memcmp(line, "@@ -", 4)) { + /* Parse next hunk, but ignore line numbers. */ + scan_hunk_header(line, &before, &after); + continue; + } + + /* Split at the end of the patch. */ + if (memcmp(line, "diff ", 5)) + break; + + /* Else we're parsing another header. */ + before = after = -1; + } + + /* If we get here, we're inside a hunk. */ + if (line[0] == '-' || line[0] == ' ') + before--; + if (line[0] == '+' || line[0] == ' ') + after--; /* Compute the sha without whitespace */ len = remove_space(line); patchlen += len; - git_SHA1_Update(&ctx, line, len); + git_SHA1_Update(ctx, line, len); + } + + if (!found_next) + hashclr(next_sha1); + + return patchlen; +} + +static void generate_id_list(void) +{ + unsigned char sha1[20], n[20]; + git_SHA_CTX ctx; + int patchlen; + + git_SHA1_Init(&ctx); + hashclr(sha1); + while (!feof(stdin)) { + patchlen = get_one_patchid(n, &ctx); + flush_current_id(patchlen, sha1, &ctx); + hashcpy(sha1, n); } - flush_current_id(patchlen, sha1, &ctx); } static const char patch_id_usage[] = "git patch-id < patch"; diff --git a/builtin/prune.c b/builtin/prune.c index 81f915ec..99218ba 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -125,10 +125,9 @@ int cmd_prune(int argc, const char **argv, const char *prefix) { struct rev_info revs; const struct option options[] = { - OPT_BOOLEAN('n', NULL, &show_only, + OPT_BOOLEAN('n', "dry-run", &show_only, "do not remove, show only"), - OPT_BOOLEAN('v', NULL, &verbose, - "report pruned objects"), + OPT_BOOLEAN('v', "verbose", &verbose, "report pruned objects"), OPT_DATE(0, "expire", &expire, "expire objects older than <time>"), OPT_END() diff --git a/builtin/push.c b/builtin/push.c index f4358b9..e655eb7 100644 --- a/builtin/push.c +++ b/builtin/push.c @@ -22,13 +22,13 @@ static int progress; static const char **refspec; static int refspec_nr; +static int refspec_alloc; static void add_refspec(const char *ref) { - int nr = refspec_nr + 1; - refspec = xrealloc(refspec, nr * sizeof(char *)); - refspec[nr-1] = ref; - refspec_nr = nr; + refspec_nr++; + ALLOC_GROW(refspec, refspec_nr, refspec_alloc); + refspec[refspec_nr-1] = ref; } static void set_refspecs(const char **refs, int nr) @@ -130,8 +130,8 @@ static int push_with_options(struct transport *transport, int flags) if (nonfastforward && advice_push_nonfastforward) { fprintf(stderr, "To prevent you from losing history, non-fast-forward updates were rejected\n" - "Merge the remote changes before pushing again. See the 'Note about\n" - "fast-forwards' section of 'git push --help' for details.\n"); + "Merge the remote changes (e.g. 'git pull') before pushing again. See the\n" + "'Note about fast-forwards' section of 'git push --help' for details.\n"); } return 1; diff --git a/builtin/read-tree.c b/builtin/read-tree.c index 8bdcab1..eb1e3e7 100644 --- a/builtin/read-tree.c +++ b/builtin/read-tree.c @@ -16,6 +16,7 @@ #include "resolve-undo.h" static int nr_trees; +static int read_empty; static struct tree *trees[MAX_UNPACK_TREES]; static int list_tree(unsigned char *sha1) @@ -32,7 +33,7 @@ static int list_tree(unsigned char *sha1) } static const char * const read_tree_usage[] = { - "git read-tree [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u [--exclude-per-directory=<gitignore>] | -i]] [--no-sparse-checkout] [--index-output=<file>] <tree-ish1> [<tree-ish2> [<tree-ish3>]]", + "git read-tree [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u [--exclude-per-directory=<gitignore>] | -i]] [--no-sparse-checkout] [--index-output=<file>] (--empty | <tree-ish1> [<tree-ish2> [<tree-ish3>]])", NULL }; @@ -106,6 +107,8 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) { OPTION_CALLBACK, 0, "index-output", NULL, "FILE", "write resulting index to <FILE>", PARSE_OPT_NONEG, index_output_cb }, + OPT_SET_INT(0, "empty", &read_empty, + "only empty the index", 1), OPT__VERBOSE(&opts.verbose_update), OPT_GROUP("Merging"), OPT_SET_INT('m', NULL, &opts.merge, @@ -166,6 +169,11 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) die("failed to unpack tree object %s", arg); stage++; } + if (nr_trees == 0 && !read_empty) + warning("read-tree: emptying the index with no arguments is deprecated; use --empty"); + else if (nr_trees > 0 && read_empty) + die("passing trees as arguments contradicts --empty"); + if (1 < opts.index_only + opts.update) die("-u and -i at the same time makes no sense"); if ((opts.update||opts.index_only) && !opts.merge) @@ -219,14 +227,9 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) * "-m ent" or "--reset ent" form), we can obtain a fully * valid cache-tree because the index must match exactly * what came from the tree. - * - * The same holds true if we are switching between two trees - * using read-tree -m A B. The index must match B after that. */ if (nr_trees == 1 && !opts.prefix) prime_cache_tree(&active_cache_tree, trees[0]); - else if (nr_trees == 2 && opts.merge) - prime_cache_tree(&active_cache_tree, trees[1]); if (write_cache(newfd, active_cache, active_nr) || commit_locked_index(&lock_file)) diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 0559fcc..760817d 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -9,6 +9,7 @@ #include "object.h" #include "remote.h" #include "transport.h" +#include "string-list.h" static const char receive_pack_usage[] = "git receive-pack <git-dir>"; @@ -16,7 +17,7 @@ enum deny_action { DENY_UNCONFIGURED, DENY_IGNORE, DENY_WARN, - DENY_REFUSE, + DENY_REFUSE }; static int deny_deletes; @@ -129,13 +130,12 @@ static void write_head_info(void) struct command { struct command *next; const char *error_string; + unsigned int skip_update; unsigned char old_sha1[20]; unsigned char new_sha1[20]; char ref_name[FLEX_ARRAY]; /* more */ }; -static struct command *commands; - static const char pre_receive_hook[] = "hooks/pre-receive"; static const char post_receive_hook[] = "hooks/post-receive"; @@ -188,7 +188,7 @@ static int copy_to_sideband(int in, int out, void *arg) return 0; } -static int run_receive_hook(const char *hook_name) +static int run_receive_hook(struct command *commands, const char *hook_name) { static char buf[sizeof(commands->old_sha1) * 2 + PATH_MAX + 4]; struct command *cmd; @@ -447,15 +447,15 @@ static const char *update(struct command *cmd) static char update_post_hook[] = "hooks/post-update"; -static void run_update_post_hook(struct command *cmd) +static void run_update_post_hook(struct command *commands) { - struct command *cmd_p; + struct command *cmd; int argc; const char **argv; struct child_process proc; - for (argc = 0, cmd_p = cmd; cmd_p; cmd_p = cmd_p->next) { - if (cmd_p->error_string) + for (argc = 0, cmd = commands; cmd; cmd = cmd->next) { + if (cmd->error_string) continue; argc++; } @@ -464,12 +464,12 @@ static void run_update_post_hook(struct command *cmd) argv = xmalloc(sizeof(*argv) * (2 + argc)); argv[0] = update_post_hook; - for (argc = 1, cmd_p = cmd; cmd_p; cmd_p = cmd_p->next) { + for (argc = 1, cmd = commands; cmd; cmd = cmd->next) { char *p; - if (cmd_p->error_string) + if (cmd->error_string) continue; - p = xmalloc(strlen(cmd_p->ref_name) + 1); - strcpy(p, cmd_p->ref_name); + p = xmalloc(strlen(cmd->ref_name) + 1); + strcpy(p, cmd->ref_name); argv[argc] = p; argc++; } @@ -488,37 +488,92 @@ static void run_update_post_hook(struct command *cmd) } } -static void execute_commands(const char *unpacker_error) +static void check_aliased_update(struct command *cmd, struct string_list *list) +{ + struct string_list_item *item; + struct command *dst_cmd; + unsigned char sha1[20]; + char cmd_oldh[41], cmd_newh[41], dst_oldh[41], dst_newh[41]; + int flag; + + const char *dst_name = resolve_ref(cmd->ref_name, sha1, 0, &flag); + + if (!(flag & REF_ISSYMREF)) + return; + + if ((item = string_list_lookup(list, dst_name)) == NULL) + return; + + cmd->skip_update = 1; + + dst_cmd = (struct command *) item->util; + + if (!hashcmp(cmd->old_sha1, dst_cmd->old_sha1) && + !hashcmp(cmd->new_sha1, dst_cmd->new_sha1)) + return; + + dst_cmd->skip_update = 1; + + strcpy(cmd_oldh, find_unique_abbrev(cmd->old_sha1, DEFAULT_ABBREV)); + strcpy(cmd_newh, find_unique_abbrev(cmd->new_sha1, DEFAULT_ABBREV)); + strcpy(dst_oldh, find_unique_abbrev(dst_cmd->old_sha1, DEFAULT_ABBREV)); + strcpy(dst_newh, find_unique_abbrev(dst_cmd->new_sha1, DEFAULT_ABBREV)); + rp_error("refusing inconsistent update between symref '%s' (%s..%s) and" + " its target '%s' (%s..%s)", + cmd->ref_name, cmd_oldh, cmd_newh, + dst_cmd->ref_name, dst_oldh, dst_newh); + + cmd->error_string = dst_cmd->error_string = + "inconsistent aliased update"; +} + +static void check_aliased_updates(struct command *commands) +{ + struct command *cmd; + struct string_list ref_list = STRING_LIST_INIT_NODUP; + + for (cmd = commands; cmd; cmd = cmd->next) { + struct string_list_item *item = + string_list_append(&ref_list, cmd->ref_name); + item->util = (void *)cmd; + } + sort_string_list(&ref_list); + + for (cmd = commands; cmd; cmd = cmd->next) + check_aliased_update(cmd, &ref_list); + + string_list_clear(&ref_list, 0); +} + +static void execute_commands(struct command *commands, const char *unpacker_error) { - struct command *cmd = commands; + struct command *cmd; unsigned char sha1[20]; if (unpacker_error) { - while (cmd) { + for (cmd = commands; cmd; cmd = cmd->next) cmd->error_string = "n/a (unpacker error)"; - cmd = cmd->next; - } return; } - if (run_receive_hook(pre_receive_hook)) { - while (cmd) { + if (run_receive_hook(commands, pre_receive_hook)) { + for (cmd = commands; cmd; cmd = cmd->next) cmd->error_string = "pre-receive hook declined"; - cmd = cmd->next; - } return; } + check_aliased_updates(commands); + head_name = resolve_ref("HEAD", sha1, 0, NULL); - while (cmd) { - cmd->error_string = update(cmd); - cmd = cmd->next; - } + for (cmd = commands; cmd; cmd = cmd->next) + if (!cmd->skip_update) + cmd->error_string = update(cmd); } -static void read_head_info(void) +static struct command *read_head_info(void) { + struct command *commands = NULL; struct command **p = &commands; for (;;) { static char line[1000]; @@ -548,15 +603,14 @@ static void read_head_info(void) if (strstr(refname + reflen + 1, "side-band-64k")) use_sideband = LARGE_PACKET_MAX; } - cmd = xmalloc(sizeof(struct command) + len - 80); + cmd = xcalloc(1, sizeof(struct command) + len - 80); hashcpy(cmd->old_sha1, old_sha1); hashcpy(cmd->new_sha1, new_sha1); memcpy(cmd->ref_name, line + 82, len - 81); - cmd->error_string = NULL; - cmd->next = NULL; *p = cmd; p = &cmd->next; } + return commands; } static const char *parse_pack_header(struct pack_header *hdr) @@ -643,7 +697,7 @@ static const char *unpack(void) } } -static void report(const char *unpack_status) +static void report(struct command *commands, const char *unpack_status) { struct command *cmd; struct strbuf buf = STRBUF_INIT; @@ -667,12 +721,12 @@ static void report(const char *unpack_status) strbuf_release(&buf); } -static int delete_only(struct command *cmd) +static int delete_only(struct command *commands) { - while (cmd) { + struct command *cmd; + for (cmd = commands; cmd; cmd = cmd->next) { if (!is_null_sha1(cmd->new_sha1)) return 0; - cmd = cmd->next; } return 1; } @@ -722,6 +776,7 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix) int stateless_rpc = 0; int i; char *dir = NULL; + struct command *commands; argv++; for (i = 1; i < argc; i++) { @@ -772,18 +827,17 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix) if (advertise_refs) return 0; - read_head_info(); - if (commands) { + if ((commands = read_head_info()) != NULL) { const char *unpack_status = NULL; if (!delete_only(commands)) unpack_status = unpack(); - execute_commands(unpack_status); + execute_commands(commands, unpack_status); if (pack_lockfile) unlink_or_warn(pack_lockfile); if (report_status) - report(unpack_status); - run_receive_hook(post_receive_hook); + report(commands, unpack_status); + run_receive_hook(commands, post_receive_hook); run_update_post_hook(commands); if (auto_gc) { const char *argv_gc_auto[] = { diff --git a/builtin/reflog.c b/builtin/reflog.c index bd7880d..ebf610e 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -34,8 +34,13 @@ struct cmd_reflog_expire_cb { struct expire_reflog_cb { FILE *newlog; - const char *ref; - struct commit *ref_commit; + enum { + UE_NORMAL, + UE_ALWAYS, + UE_HEAD + } unreachable_expire_kind; + struct commit_list *mark_list; + unsigned long mark_limit; struct cmd_reflog_expire_cb *cmd; unsigned char last_kept_sha1[20]; }; @@ -210,46 +215,23 @@ static int keep_entry(struct commit **it, unsigned char *sha1) return 1; } -static int unreachable(struct expire_reflog_cb *cb, struct commit *commit, unsigned char *sha1) +/* + * Starting from commits in the cb->mark_list, mark commits that are + * reachable from them. Stop the traversal at commits older than + * the expire_limit and queue them back, so that the caller can call + * us again to restart the traversal with longer expire_limit. + */ +static void mark_reachable(struct expire_reflog_cb *cb) { - /* - * We may or may not have the commit yet - if not, look it - * up using the supplied sha1. - */ - if (!commit) { - if (is_null_sha1(sha1)) - return 0; - - commit = lookup_commit_reference_gently(sha1, 1); - - /* Not a commit -- keep it */ - if (!commit) - return 0; - } - - /* Reachable from the current ref? Don't prune. */ - if (commit->object.flags & REACHABLE) - return 0; - if (in_merge_bases(commit, &cb->ref_commit, 1)) - return 0; - - /* We can't reach it - prune it. */ - return 1; -} + struct commit *commit; + struct commit_list *pending; + unsigned long expire_limit = cb->mark_limit; + struct commit_list *leftover = NULL; -static void mark_reachable(struct commit *commit, unsigned long expire_limit) -{ - /* - * We need to compute whether the commit on either side of a reflog - * entry is reachable from the tip of the ref for all entries. - * Mark commits that are reachable from the tip down to the - * time threshold first; we know a commit marked thusly is - * reachable from the tip without running in_merge_bases() - * at all. - */ - struct commit_list *pending = NULL; + for (pending = cb->mark_list; pending; pending = pending->next) + pending->item->object.flags &= ~REACHABLE; - commit_list_insert(commit, &pending); + pending = cb->mark_list; while (pending) { struct commit_list *entry = pending; struct commit_list *parent; @@ -261,8 +243,11 @@ static void mark_reachable(struct commit *commit, unsigned long expire_limit) if (parse_commit(commit)) continue; commit->object.flags |= REACHABLE; - if (commit->date < expire_limit) + if (commit->date < expire_limit) { + commit_list_insert(commit, &leftover); continue; + } + commit->object.flags |= REACHABLE; parent = commit->parents; while (parent) { commit = parent->item; @@ -272,6 +257,36 @@ static void mark_reachable(struct commit *commit, unsigned long expire_limit) commit_list_insert(commit, &pending); } } + cb->mark_list = leftover; +} + +static int unreachable(struct expire_reflog_cb *cb, struct commit *commit, unsigned char *sha1) +{ + /* + * We may or may not have the commit yet - if not, look it + * up using the supplied sha1. + */ + if (!commit) { + if (is_null_sha1(sha1)) + return 0; + + commit = lookup_commit_reference_gently(sha1, 1); + + /* Not a commit -- keep it */ + if (!commit) + return 0; + } + + /* Reachable from the current ref? Don't prune. */ + if (commit->object.flags & REACHABLE) + return 0; + + if (cb->mark_list && cb->mark_limit) { + cb->mark_limit = 0; /* dig down to the root */ + mark_reachable(cb); + } + + return !(commit->object.flags & REACHABLE); } static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1, @@ -293,7 +308,7 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1, goto prune; if (timestamp < cb->cmd->expire_unreachable) { - if (!cb->ref_commit) + if (cb->unreachable_expire_kind == UE_ALWAYS) goto prune; if (unreachable(cb, old, osha1) || unreachable(cb, new, nsha1)) goto prune; @@ -320,12 +335,27 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1, return 0; } +static int push_tip_to_list(const char *refname, const unsigned char *sha1, int flags, void *cb_data) +{ + struct commit_list **list = cb_data; + struct commit *tip_commit; + if (flags & REF_ISSYMREF) + return 0; + tip_commit = lookup_commit_reference_gently(sha1, 1); + if (!tip_commit) + return 0; + commit_list_insert(tip_commit, list); + return 0; +} + static int expire_reflog(const char *ref, const unsigned char *sha1, int unused, void *cb_data) { struct cmd_reflog_expire_cb *cmd = cb_data; struct expire_reflog_cb cb; struct ref_lock *lock; char *log_file, *newlog_path = NULL; + struct commit *tip_commit; + struct commit_list *tips; int status = 0; memset(&cb, 0, sizeof(cb)); @@ -345,14 +375,49 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused, cb.newlog = fopen(newlog_path, "w"); } - cb.ref_commit = lookup_commit_reference_gently(sha1, 1); - cb.ref = ref; cb.cmd = cmd; - if (cb.ref_commit) - mark_reachable(cb.ref_commit, cmd->expire_total); + + if (!cmd->expire_unreachable || !strcmp(ref, "HEAD")) { + tip_commit = NULL; + cb.unreachable_expire_kind = UE_HEAD; + } else { + tip_commit = lookup_commit_reference_gently(sha1, 1); + if (!tip_commit) + cb.unreachable_expire_kind = UE_ALWAYS; + else + cb.unreachable_expire_kind = UE_NORMAL; + } + + if (cmd->expire_unreachable <= cmd->expire_total) + cb.unreachable_expire_kind = UE_ALWAYS; + + cb.mark_list = NULL; + tips = NULL; + if (cb.unreachable_expire_kind != UE_ALWAYS) { + if (cb.unreachable_expire_kind == UE_HEAD) { + struct commit_list *elem; + for_each_ref(push_tip_to_list, &tips); + for (elem = tips; elem; elem = elem->next) + commit_list_insert(elem->item, &cb.mark_list); + } else { + commit_list_insert(tip_commit, &cb.mark_list); + } + cb.mark_limit = cmd->expire_total; + mark_reachable(&cb); + } + for_each_reflog_ent(ref, expire_reflog_ent, &cb); - if (cb.ref_commit) - clear_commit_marks(cb.ref_commit, REACHABLE); + + if (cb.unreachable_expire_kind != UE_ALWAYS) { + if (cb.unreachable_expire_kind == UE_HEAD) { + struct commit_list *elem; + for (elem = tips; elem; elem = elem->next) + clear_commit_marks(tip_commit, REACHABLE); + free_commit_list(tips); + } else { + clear_commit_marks(tip_commit, REACHABLE); + } + } finish: if (cb.newlog) { if (fclose(cb.newlog)) { diff --git a/builtin/remote.c b/builtin/remote.c index 277765b..e9a6e09 100644 --- a/builtin/remote.c +++ b/builtin/remote.c @@ -15,7 +15,8 @@ static const char * const builtin_remote_usage[] = { "git remote set-head <name> (-a | -d | <branch>)", "git remote [-v | --verbose] show [-n] <name>", "git remote prune [-n | --dry-run] <name>", - "git remote [-v | --verbose] update [-p | --prune] [group | remote]", + "git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]", + "git remote set-branches <name> [--add] <branch>...", "git remote set-url <name> <newurl> [<oldurl>]", "git remote set-url --add <name> <newurl>", "git remote set-url --delete <name> <url>", @@ -42,6 +43,12 @@ static const char * const builtin_remote_sethead_usage[] = { NULL }; +static const char * const builtin_remote_setbranches_usage[] = { + "git remote set-branches <name> <branch>...", + "git remote set-branches --add <name> <branch>...", + NULL +}; + static const char * const builtin_remote_show_usage[] = { "git remote show [<options>] <name>", NULL @@ -87,7 +94,7 @@ static int opt_parse_track(const struct option *opt, const char *arg, int not) if (not) string_list_clear(list, 0); else - string_list_append(arg, list); + string_list_append(list, arg); return 0; } @@ -104,10 +111,30 @@ static int fetch_remote(const char *name) return 0; } +enum { + TAGS_UNSET = 0, + TAGS_DEFAULT = 1, + TAGS_SET = 2 +}; + +static int add_branch(const char *key, const char *branchname, + const char *remotename, int mirror, struct strbuf *tmp) +{ + strbuf_reset(tmp); + strbuf_addch(tmp, '+'); + if (mirror) + strbuf_addf(tmp, "refs/%s:refs/%s", + branchname, branchname); + else + strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s", + branchname, remotename, branchname); + return git_config_set_multivar(key, tmp->buf, "^$", 0); +} + static int add(int argc, const char **argv) { - int fetch = 0, mirror = 0; - struct string_list track = { NULL, 0, 0 }; + int fetch = 0, mirror = 0, fetch_tags = TAGS_DEFAULT; + struct string_list track = STRING_LIST_INIT_NODUP; const char *master = NULL; struct remote *remote; struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT; @@ -116,6 +143,11 @@ static int add(int argc, const char **argv) struct option options[] = { OPT_BOOLEAN('f', "fetch", &fetch, "fetch the remote branches"), + OPT_SET_INT(0, "tags", &fetch_tags, + "import all tags and associated objects when fetching", + TAGS_SET), + OPT_SET_INT(0, NULL, &fetch_tags, + "or do not fetch any tag at all (--no-tags)", TAGS_UNSET), OPT_CALLBACK('t', "track", &track, "branch", "branch(es) to track", opt_parse_track), OPT_STRING('m', "master", &master, "branch", "master branch"), @@ -149,19 +181,10 @@ static int add(int argc, const char **argv) strbuf_addf(&buf, "remote.%s.fetch", name); if (track.nr == 0) - string_list_append("*", &track); + string_list_append(&track, "*"); for (i = 0; i < track.nr; i++) { - struct string_list_item *item = track.items + i; - - strbuf_reset(&buf2); - strbuf_addch(&buf2, '+'); - if (mirror) - strbuf_addf(&buf2, "refs/%s:refs/%s", - item->string, item->string); - else - strbuf_addf(&buf2, "refs/heads/%s:refs/remotes/%s/%s", - item->string, name, item->string); - if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0)) + if (add_branch(buf.buf, track.items[i].string, + name, mirror, &buf2)) return 1; } @@ -172,6 +195,14 @@ static int add(int argc, const char **argv) return 1; } + if (fetch_tags != TAGS_DEFAULT) { + strbuf_reset(&buf); + strbuf_addf(&buf, "remote.%s.tagopt", name); + if (git_config_set(buf.buf, + fetch_tags == TAGS_SET ? "--tags" : "--no-tags")) + return 1; + } + if (fetch && fetch_remote(name)) return 1; @@ -232,7 +263,7 @@ static int config_read_branches(const char *key, const char *value, void *cb) } else return 0; - item = string_list_insert(name, &branch_list); + item = string_list_insert(&branch_list, name); if (!item->util) item->util = xcalloc(sizeof(struct branch_info), 1); @@ -247,11 +278,11 @@ static int config_read_branches(const char *key, const char *value, void *cb) while (space) { char *merge; merge = xstrndup(value, space - value); - string_list_append(merge, &info->merge); + string_list_append(&info->merge, merge); value = abbrev_branch(space + 1); space = strchr(value, ' '); } - string_list_append(xstrdup(value), &info->merge); + string_list_append(&info->merge, xstrdup(value)); } else info->rebase = git_config_bool(orig_key, value); } @@ -288,14 +319,14 @@ static int get_ref_states(const struct ref *remote_refs, struct ref_states *stat for (ref = fetch_map; ref; ref = ref->next) { unsigned char sha1[20]; if (!ref->peer_ref || read_ref(ref->peer_ref->name, sha1)) - string_list_append(abbrev_branch(ref->name), &states->new); + string_list_append(&states->new, abbrev_branch(ref->name)); else - string_list_append(abbrev_branch(ref->name), &states->tracked); + string_list_append(&states->tracked, abbrev_branch(ref->name)); } stale_refs = get_stale_heads(states->remote, fetch_map); for (ref = stale_refs; ref; ref = ref->next) { struct string_list_item *item = - string_list_append(abbrev_branch(ref->name), &states->stale); + string_list_append(&states->stale, abbrev_branch(ref->name)); item->util = xstrdup(ref->name); } free_refs(stale_refs); @@ -317,7 +348,7 @@ struct push_info { PUSH_STATUS_UPTODATE, PUSH_STATUS_FASTFORWARD, PUSH_STATUS_OUTOFDATE, - PUSH_STATUS_NOTQUERIED, + PUSH_STATUS_NOTQUERIED } status; }; @@ -344,8 +375,8 @@ static int get_push_ref_states(const struct ref *remote_refs, continue; hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); - item = string_list_append(abbrev_branch(ref->peer_ref->name), - &states->push); + item = string_list_append(&states->push, + abbrev_branch(ref->peer_ref->name)); item->util = xcalloc(sizeof(struct push_info), 1); info = item->util; info->forced = ref->force; @@ -380,7 +411,7 @@ static int get_push_ref_states_noquery(struct ref_states *states) states->push.strdup_strings = 1; if (!remote->push_refspec_nr) { - item = string_list_append("(matching)", &states->push); + item = string_list_append(&states->push, "(matching)"); info = item->util = xcalloc(sizeof(struct push_info), 1); info->status = PUSH_STATUS_NOTQUERIED; info->dest = xstrdup(item->string); @@ -388,11 +419,11 @@ static int get_push_ref_states_noquery(struct ref_states *states) for (i = 0; i < remote->push_refspec_nr; i++) { struct refspec *spec = remote->push + i; if (spec->matching) - item = string_list_append("(matching)", &states->push); + item = string_list_append(&states->push, "(matching)"); else if (strlen(spec->src)) - item = string_list_append(spec->src, &states->push); + item = string_list_append(&states->push, spec->src); else - item = string_list_append("(delete)", &states->push); + item = string_list_append(&states->push, "(delete)"); info = item->util = xcalloc(sizeof(struct push_info), 1); info->forced = spec->force; @@ -416,7 +447,7 @@ static int get_head_names(const struct ref *remote_refs, struct ref_states *stat matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"), fetch_map, 1); for (ref = matches; ref; ref = ref->next) - string_list_append(abbrev_branch(ref->name), &states->heads); + string_list_append(&states->heads, abbrev_branch(ref->name)); free_refs(fetch_map); free_refs(matches); @@ -480,8 +511,8 @@ static int add_branch_for_removal(const char *refname, if (prefixcmp(refname, "refs/remotes")) { /* advise user how to delete local branches */ if (!prefixcmp(refname, "refs/heads/")) - string_list_append(abbrev_branch(refname), - branches->skipped); + string_list_append(branches->skipped, + abbrev_branch(refname)); /* silently skip over other non-remote refs */ return 0; } @@ -490,7 +521,7 @@ static int add_branch_for_removal(const char *refname, if (flags & REF_ISSYMREF) return unlink(git_path("%s", refname)); - item = string_list_append(refname, branches->branches); + item = string_list_append(branches->branches, refname); item->util = xmalloc(20); hashcpy(item->util, sha1); @@ -515,7 +546,7 @@ static int read_remote_branches(const char *refname, strbuf_addf(&buf, "refs/remotes/%s", rename->old); if (!prefixcmp(refname, buf.buf)) { - item = string_list_append(xstrdup(refname), rename->remote_branches); + item = string_list_append(rename->remote_branches, xstrdup(refname)); symref = resolve_ref(refname, orig_sha1, 1, &flag); if (flag & REF_ISSYMREF) item->util = xstrdup(symref); @@ -565,7 +596,7 @@ static int mv(int argc, const char **argv) }; struct remote *oldremote, *newremote; struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT; - struct string_list remote_branches = { NULL, 0, 0, 0 }; + struct string_list remote_branches = STRING_LIST_INIT_NODUP; struct rename_info rename; int i; @@ -703,13 +734,16 @@ static int rm(int argc, const char **argv) struct remote *remote; struct strbuf buf = STRBUF_INIT; struct known_remotes known_remotes = { NULL, NULL }; - struct string_list branches = { NULL, 0, 0, 1 }; - struct string_list skipped = { NULL, 0, 0, 1 }; - struct branches_for_remote cb_data = { - NULL, &branches, &skipped, &known_remotes - }; + struct string_list branches = STRING_LIST_INIT_DUP; + struct string_list skipped = STRING_LIST_INIT_DUP; + struct branches_for_remote cb_data; int i, result; + memset(&cb_data, 0, sizeof(cb_data)); + cb_data.branches = &branches; + cb_data.skipped = &skipped; + cb_data.keep = &known_remotes; + if (argc != 2) usage_with_options(builtin_remote_rm_usage, options); @@ -798,7 +832,7 @@ static int append_ref_to_tracked_list(const char *refname, memset(&refspec, 0, sizeof(refspec)); refspec.dst = (char *)refname; if (!remote_find_tracking(states->remote, &refspec)) - string_list_append(abbrev_branch(refspec.src), &states->tracked); + string_list_append(&states->tracked, abbrev_branch(refspec.src)); return 0; } @@ -851,7 +885,7 @@ static int add_remote_to_show_info(struct string_list_item *item, void *cb_data) int n = strlen(item->string); if (n > info->width) info->width = n; - string_list_insert(item->string, info->list); + string_list_insert(info->list, item->string); return 0; } @@ -898,7 +932,7 @@ static int add_local_to_show_info(struct string_list_item *branch_item, void *cb if (branch_info->rebase) show_info->any_rebase = 1; - item = string_list_insert(branch_item->string, show_info->list); + item = string_list_insert(show_info->list, branch_item->string); item->util = branch_info; return 0; @@ -946,7 +980,7 @@ static int add_push_to_show_info(struct string_list_item *push_item, void *cb_da show_info->width = n; if ((n = strlen(push_info->dest)) > show_info->width2) show_info->width2 = n; - item = string_list_append(push_item->string, show_info->list); + item = string_list_append(show_info->list, push_item->string); item->util = push_item->util; return 0; } @@ -1010,7 +1044,7 @@ static int show(int argc, const char **argv) OPT_END() }; struct ref_states states; - struct string_list info_list = { NULL, 0, 0, 0 }; + struct string_list info_list = STRING_LIST_INIT_NODUP; struct show_info info; argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage, @@ -1062,24 +1096,24 @@ static int show(int argc, const char **argv) /* remote branch info */ info.width = 0; - for_each_string_list(add_remote_to_show_info, &states.new, &info); - for_each_string_list(add_remote_to_show_info, &states.tracked, &info); - for_each_string_list(add_remote_to_show_info, &states.stale, &info); + for_each_string_list(&states.new, add_remote_to_show_info, &info); + for_each_string_list(&states.tracked, add_remote_to_show_info, &info); + for_each_string_list(&states.stale, add_remote_to_show_info, &info); if (info.list->nr) printf(" Remote branch%s:%s\n", info.list->nr > 1 ? "es" : "", no_query ? " (status not queried)" : ""); - for_each_string_list(show_remote_info_item, info.list, &info); + for_each_string_list(info.list, show_remote_info_item, &info); string_list_clear(info.list, 0); /* git pull info */ info.width = 0; info.any_rebase = 0; - for_each_string_list(add_local_to_show_info, &branch_list, &info); + for_each_string_list(&branch_list, add_local_to_show_info, &info); if (info.list->nr) printf(" Local branch%s configured for 'git pull':\n", info.list->nr > 1 ? "es" : ""); - for_each_string_list(show_local_info_item, info.list, &info); + for_each_string_list(info.list, show_local_info_item, &info); string_list_clear(info.list, 0); /* git push info */ @@ -1087,14 +1121,14 @@ static int show(int argc, const char **argv) printf(" Local refs will be mirrored by 'git push'\n"); info.width = info.width2 = 0; - for_each_string_list(add_push_to_show_info, &states.push, &info); + for_each_string_list(&states.push, add_push_to_show_info, &info); qsort(info.list->items, info.list->nr, sizeof(*info.list->items), cmp_string_with_push); if (info.list->nr) printf(" Local ref%s configured for 'git push'%s:\n", info.list->nr > 1 ? "s" : "", no_query ? " (status not queried)" : ""); - for_each_string_list(show_push_info_item, info.list, &info); + for_each_string_list(info.list, show_push_info_item, &info); string_list_clear(info.list, 0); free_remote_ref_states(&states); @@ -1265,6 +1299,72 @@ static int update(int argc, const char **argv) return run_command_v_opt(fetch_argv, RUN_GIT_CMD); } +static int remove_all_fetch_refspecs(const char *remote, const char *key) +{ + return git_config_set_multivar(key, NULL, NULL, 1); +} + +static int add_branches(struct remote *remote, const char **branches, + const char *key) +{ + const char *remotename = remote->name; + int mirror = remote->mirror; + struct strbuf refspec = STRBUF_INIT; + + for (; *branches; branches++) + if (add_branch(key, *branches, remotename, mirror, &refspec)) { + strbuf_release(&refspec); + return 1; + } + + strbuf_release(&refspec); + return 0; +} + +static int set_remote_branches(const char *remotename, const char **branches, + int add_mode) +{ + struct strbuf key = STRBUF_INIT; + struct remote *remote; + + strbuf_addf(&key, "remote.%s.fetch", remotename); + + if (!remote_is_configured(remotename)) + die("No such remote '%s'", remotename); + remote = remote_get(remotename); + + if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) { + strbuf_release(&key); + return 1; + } + if (add_branches(remote, branches, key.buf)) { + strbuf_release(&key); + return 1; + } + + strbuf_release(&key); + return 0; +} + +static int set_branches(int argc, const char **argv) +{ + int add_mode = 0; + struct option options[] = { + OPT_BOOLEAN('\0', "add", &add_mode, "add branch"), + OPT_END() + }; + + argc = parse_options(argc, argv, NULL, options, + builtin_remote_setbranches_usage, 0); + if (argc == 0) { + error("no remote specified"); + usage_with_options(builtin_remote_seturl_usage, options); + } + argv[argc] = NULL; + + return set_remote_branches(argv[0], argv + 1, add_mode); +} + static int set_url(int argc, const char **argv) { int i, push_mode = 0, add_mode = 0, delete_mode = 0; @@ -1360,10 +1460,10 @@ static int get_one_entry(struct remote *remote, void *priv) if (remote->url_nr > 0) { strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]); - string_list_append(remote->name, list)->util = + string_list_append(list, remote->name)->util = strbuf_detach(&url_buf, NULL); } else - string_list_append(remote->name, list)->util = NULL; + string_list_append(list, remote->name)->util = NULL; if (remote->pushurl_nr) { url = remote->pushurl; url_nr = remote->pushurl_nr; @@ -1374,7 +1474,7 @@ static int get_one_entry(struct remote *remote, void *priv) for (i = 0; i < url_nr; i++) { strbuf_addf(&url_buf, "%s (push)", url[i]); - string_list_append(remote->name, list)->util = + string_list_append(list, remote->name)->util = strbuf_detach(&url_buf, NULL); } @@ -1383,7 +1483,7 @@ static int get_one_entry(struct remote *remote, void *priv) static int show_all(void) { - struct string_list list = { NULL, 0, 0 }; + struct string_list list = STRING_LIST_INIT_NODUP; int result; list.strdup_strings = 1; @@ -1430,6 +1530,8 @@ int cmd_remote(int argc, const char **argv, const char *prefix) result = rm(argc, argv); else if (!strcmp(argv[0], "set-head")) result = set_head(argc, argv); + else if (!strcmp(argv[0], "set-branches")) + result = set_branches(argc, argv); else if (!strcmp(argv[0], "set-url")) result = set_url(argc, argv); else if (!strcmp(argv[0], "show")) diff --git a/builtin/rerere.c b/builtin/rerere.c index 34f9ace..642bf35 100644 --- a/builtin/rerere.c +++ b/builtin/rerere.c @@ -1,13 +1,16 @@ #include "builtin.h" #include "cache.h" #include "dir.h" +#include "parse-options.h" #include "string-list.h" #include "rerere.h" #include "xdiff/xdiff.h" #include "xdiff-interface.h" -static const char git_rerere_usage[] = -"git rerere [clear | status | diff | gc]"; +static const char * const rerere_usage[] = { + "git rerere [clear | status | diff | gc]", + NULL, +}; /* these values are days */ static int cutoff_noresolve = 15; @@ -19,6 +22,12 @@ static time_t rerere_created_at(const char *name) return stat(rerere_path(name, "preimage"), &st) ? (time_t) 0 : st.st_mtime; } +static time_t rerere_last_used_at(const char *name) +{ + struct stat st; + return stat(rerere_path(name, "postimage"), &st) ? (time_t) 0 : st.st_mtime; +} + static void unlink_rr_item(const char *name) { unlink(rerere_path(name, "thisimage")); @@ -40,7 +49,7 @@ static int git_rerere_gc_config(const char *var, const char *value, void *cb) static void garbage_collect(struct string_list *rr) { - struct string_list to_remove = { NULL, 0, 0, 1 }; + struct string_list to_remove = STRING_LIST_INIT_DUP; DIR *dir; struct dirent *e; int i, cutoff; @@ -53,13 +62,18 @@ static void garbage_collect(struct string_list *rr) while ((e = readdir(dir))) { if (is_dot_or_dotdot(e->d_name)) continue; - then = rerere_created_at(e->d_name); - if (!then) - continue; - cutoff = (has_rerere_resolution(e->d_name) - ? cutoff_resolve : cutoff_noresolve); + + then = rerere_last_used_at(e->d_name); + if (then) { + cutoff = cutoff_resolve; + } else { + then = rerere_created_at(e->d_name); + if (!then) + continue; + cutoff = cutoff_noresolve; + } if (then < now - cutoff * 86400) - string_list_append(e->d_name, &to_remove); + string_list_append(&to_remove, e->d_name); } for (i = 0; i < to_remove.nr; i++) unlink_rr_item(to_remove.items[i].string); @@ -89,7 +103,7 @@ static int diff_two(const char *file1, const char *label1, printf("--- a/%s\n+++ b/%s\n", label1, label2); fflush(stdout); memset(&xpp, 0, sizeof(xpp)); - xpp.flags = XDF_NEED_MINIMAL; + xpp.flags = 0; memset(&xecfg, 0, sizeof(xecfg)); xecfg.ctxlen = 3; ecb.outf = outf; @@ -102,26 +116,27 @@ static int diff_two(const char *file1, const char *label1, int cmd_rerere(int argc, const char **argv, const char *prefix) { - struct string_list merge_rr = { NULL, 0, 0, 1 }; - int i, fd, flags = 0; - - if (2 < argc) { - if (!strcmp(argv[1], "-h")) - usage(git_rerere_usage); - if (!strcmp(argv[1], "--rerere-autoupdate")) - flags = RERERE_AUTOUPDATE; - else if (!strcmp(argv[1], "--no-rerere-autoupdate")) - flags = RERERE_NOAUTOUPDATE; - if (flags) { - argc--; - argv++; - } - } - if (argc < 2) + struct string_list merge_rr = STRING_LIST_INIT_DUP; + int i, fd, autoupdate = -1, flags = 0; + + struct option options[] = { + OPT_SET_INT(0, "rerere-autoupdate", &autoupdate, + "register clean resolutions in index", 1), + OPT_END(), + }; + + argc = parse_options(argc, argv, prefix, options, rerere_usage, 0); + + if (autoupdate == 1) + flags = RERERE_AUTOUPDATE; + if (autoupdate == 0) + flags = RERERE_NOAUTOUPDATE; + + if (argc < 1) return rerere(flags); - if (!strcmp(argv[1], "forget")) { - const char **pathspec = get_pathspec(prefix, argv + 2); + if (!strcmp(argv[0], "forget")) { + const char **pathspec = get_pathspec(prefix, argv + 1); return rerere_forget(pathspec); } @@ -129,26 +144,26 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) if (fd < 0) return 0; - if (!strcmp(argv[1], "clear")) { + if (!strcmp(argv[0], "clear")) { for (i = 0; i < merge_rr.nr; i++) { const char *name = (const char *)merge_rr.items[i].util; if (!has_rerere_resolution(name)) unlink_rr_item(name); } - unlink_or_warn(git_path("rr-cache/MERGE_RR")); - } else if (!strcmp(argv[1], "gc")) + unlink_or_warn(git_path("MERGE_RR")); + } else if (!strcmp(argv[0], "gc")) garbage_collect(&merge_rr); - else if (!strcmp(argv[1], "status")) + else if (!strcmp(argv[0], "status")) for (i = 0; i < merge_rr.nr; i++) printf("%s\n", merge_rr.items[i].string); - else if (!strcmp(argv[1], "diff")) + else if (!strcmp(argv[0], "diff")) for (i = 0; i < merge_rr.nr; i++) { const char *path = merge_rr.items[i].string; const char *name = (const char *)merge_rr.items[i].util; diff_two(rerere_path(name, "preimage"), path, path, path); } else - usage(git_rerere_usage); + usage_with_options(rerere_usage, options); string_list_clear(&merge_rr, 1); return 0; diff --git a/builtin/reset.c b/builtin/reset.c index 1283068..0037be4 100644 --- a/builtin/reset.c +++ b/builtin/reset.c @@ -318,7 +318,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) * affecting the working tree nor HEAD. */ if (i < argc) { if (reset_type == MIXED) - warning("--mixed option is deprecated with paths."); + warning("--mixed with paths is deprecated; use 'git reset -- <paths>' instead."); else if (reset_type != NONE) die("Cannot do %s reset with paths.", reset_type_names[reset_type]); diff --git a/builtin/rev-list.c b/builtin/rev-list.c index 51ceb19..158ce11 100644 --- a/builtin/rev-list.c +++ b/builtin/rev-list.c @@ -11,9 +11,9 @@ static const char rev_list_usage[] = "git rev-list [OPTION] <commit-id>... [ -- paths... ]\n" " limiting output:\n" -" --max-count=nr\n" -" --max-age=epoch\n" -" --min-age=epoch\n" +" --max-count=<n>\n" +" --max-age=<epoch>\n" +" --min-age=<epoch>\n" " --sparse\n" " --no-merges\n" " --remove-empty\n" @@ -33,7 +33,7 @@ static const char rev_list_usage[] = " --objects | --objects-edge\n" " --unpacked\n" " --header | --pretty\n" -" --abbrev=nr | --no-abbrev\n" +" --abbrev=<n> | --no-abbrev\n" " --abbrev-commit\n" " --left-right\n" " special purpose:\n" @@ -50,6 +50,15 @@ static void show_commit(struct commit *commit, void *data) graph_show_commit(revs->graph); + if (revs->count) { + if (commit->object.flags & SYMMETRIC_LEFT) + revs->count_left++; + else + revs->count_right++; + finish_commit(commit, data); + return; + } + if (info->show_timestamp) printf("%lu ", commit->date); if (info->header_prefix) @@ -400,5 +409,12 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix) quiet ? finish_object : show_object, &info); + if (revs.count) { + if (revs.left_right) + printf("%d\t%d\n", revs.count_left, revs.count_right); + else + printf("%d\n", revs.count_left + revs.count_right); + } + return 0; } diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c index 8fbf9d0..a5a1c86 100644 --- a/builtin/rev-parse.c +++ b/builtin/rev-parse.c @@ -407,8 +407,9 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix) ALLOC_GROW(opts, onb + 1, osz); memset(opts + onb, 0, sizeof(opts[onb])); argc = parse_options(argc, argv, prefix, opts, usage, - keep_dashdash ? PARSE_OPT_KEEP_DASHDASH : 0 | - stop_at_non_option ? PARSE_OPT_STOP_AT_NON_OPTION : 0); + (keep_dashdash ? PARSE_OPT_KEEP_DASHDASH : 0) | + (stop_at_non_option ? PARSE_OPT_STOP_AT_NON_OPTION : 0) | + PARSE_OPT_SHELL_EVAL); strbuf_addf(&parsed, " --"); sq_quote_argv(&parsed, argv, 0); diff --git a/builtin/revert.c b/builtin/revert.c index 778a56e..57b51e4 100644 --- a/builtin/revert.c +++ b/builtin/revert.c @@ -39,29 +39,34 @@ static const char * const cherry_pick_usage[] = { static int edit, no_replay, no_commit, mainline, signoff, allow_ff; static enum { REVERT, CHERRY_PICK } action; static struct commit *commit; -static const char *commit_name; +static int commit_argc; +static const char **commit_argv; static int allow_rerere_auto; static const char *me; +static const char *strategy; #define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION" static char *get_encoding(const char *message); +static const char * const *revert_or_cherry_pick_usage(void) +{ + return action == REVERT ? revert_usage : cherry_pick_usage; +} + static void parse_args(int argc, const char **argv) { - const char * const * usage_str = - action == REVERT ? revert_usage : cherry_pick_usage; - unsigned char sha1[20]; + const char * const * usage_str = revert_or_cherry_pick_usage(); int noop; struct option options[] = { OPT_BOOLEAN('n', "no-commit", &no_commit, "don't automatically commit"), OPT_BOOLEAN('e', "edit", &edit, "edit the commit message"), - OPT_BOOLEAN('x', NULL, &no_replay, "append commit name when cherry-picking"), OPT_BOOLEAN('r', NULL, &noop, "no-op (backward compatibility)"), OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), OPT_INTEGER('m', "mainline", &mainline, "parent number"), OPT_RERERE_AUTOUPDATE(&allow_rerere_auto), + OPT_STRING(0, "strategy", &strategy, "strategy", "merge strategy"), OPT_END(), OPT_END(), OPT_END(), @@ -69,6 +74,7 @@ static void parse_args(int argc, const char **argv) if (action == CHERRY_PICK) { struct option cp_extra[] = { + OPT_BOOLEAN('x', NULL, &no_replay, "append commit name"), OPT_BOOLEAN(0, "ff", &allow_ff, "allow fast-forward"), OPT_END(), }; @@ -76,15 +82,13 @@ static void parse_args(int argc, const char **argv) die("program error"); } - if (parse_options(argc, argv, NULL, options, usage_str, 0) != 1) + commit_argc = parse_options(argc, argv, NULL, options, usage_str, + PARSE_OPT_KEEP_ARGV0 | + PARSE_OPT_KEEP_UNKNOWN); + if (commit_argc < 2) usage_with_options(usage_str, options); - commit_name = argv[0]; - if (get_sha1(commit_name, sha1)) - die ("Cannot find '%s'", commit_name); - commit = lookup_commit_reference(sha1); - if (!commit) - exit(1); + commit_argv = argv; } struct commit_message { @@ -98,9 +102,9 @@ struct commit_message { static int get_message(const char *raw_message, struct commit_message *out) { const char *encoding; - const char *p, *abbrev, *eol; + const char *abbrev, *subject; + int abbrev_len, subject_len; char *q; - int abbrev_len, oneline_len; if (!raw_message) return -1; @@ -109,34 +113,29 @@ static int get_message(const char *raw_message, struct commit_message *out) encoding = "UTF-8"; if (!git_commit_encoding) git_commit_encoding = "UTF-8"; - if ((out->reencoded_message = reencode_string(raw_message, - git_commit_encoding, encoding))) + + out->reencoded_message = NULL; + out->message = raw_message; + if (strcmp(encoding, git_commit_encoding)) + out->reencoded_message = reencode_string(raw_message, + git_commit_encoding, encoding); + if (out->reencoded_message) out->message = out->reencoded_message; abbrev = find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV); abbrev_len = strlen(abbrev); - /* Find beginning and end of commit subject. */ - p = out->message; - while (*p && (*p != '\n' || p[1] != '\n')) - p++; - if (*p) { - p += 2; - for (eol = p + 1; *eol && *eol != '\n'; eol++) - ; /* do nothing */ - } else - eol = p; - oneline_len = eol - p; + subject_len = find_commit_subject(out->message, &subject); out->parent_label = xmalloc(strlen("parent of ") + abbrev_len + - strlen("... ") + oneline_len + 1); + strlen("... ") + subject_len + 1); q = out->parent_label; q = mempcpy(q, "parent of ", strlen("parent of ")); out->label = q; q = mempcpy(q, abbrev, abbrev_len); q = mempcpy(q, "... ", strlen("... ")); out->subject = q; - q = mempcpy(q, p, oneline_len); + q = mempcpy(q, subject, subject_len); *q = '\0'; return 0; } @@ -169,28 +168,17 @@ static char *get_encoding(const char *message) return NULL; } -static struct lock_file msg_file; -static int msg_fd; - -static void add_to_msg(const char *string) -{ - int len = strlen(string); - if (write_in_full(msg_fd, string, len) < 0) - die_errno ("Could not write to MERGE_MSG"); -} - -static void add_message_to_msg(const char *message) +static void add_message_to_msg(struct strbuf *msgbuf, const char *message) { const char *p = message; while (*p && (*p != '\n' || p[1] != '\n')) p++; if (!*p) - add_to_msg(sha1_to_hex(commit->object.sha1)); + strbuf_addstr(msgbuf, sha1_to_hex(commit->object.sha1)); p += 2; - add_to_msg(p); - return; + strbuf_addstr(msgbuf, p); } static void set_author_ident_env(const char *message) @@ -243,27 +231,43 @@ static void set_author_ident_env(const char *message) sha1_to_hex(commit->object.sha1)); } -static char *help_msg(const char *name) +static void advise(const char *advice, ...) { - struct strbuf helpbuf = STRBUF_INIT; - char *msg = getenv("GIT_CHERRY_PICK_HELP"); + va_list params; - if (msg) - return msg; + va_start(params, advice); + vreportf("hint: ", advice, params); + va_end(params); +} - strbuf_addstr(&helpbuf, " After resolving the conflicts,\n" - "mark the corrected paths with 'git add <paths>' or 'git rm <paths>'\n" - "and commit the result"); +static void print_advice(void) +{ + char *msg = getenv("GIT_CHERRY_PICK_HELP"); - if (action == CHERRY_PICK) { - strbuf_addf(&helpbuf, " with: \n" - "\n" - " git commit -c %s\n", - name); + if (msg) { + fprintf(stderr, "%s\n", msg); + return; } - else - strbuf_addch(&helpbuf, '.'); - return strbuf_detach(&helpbuf, NULL); + + advise("after resolving the conflicts, mark the corrected paths"); + advise("with 'git add <paths>' or 'git rm <paths>'"); + + if (action == CHERRY_PICK) + advise("and commit the result with 'git commit -c %s'", + find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV)); +} + +static void write_message(struct strbuf *msgbuf, const char *filename) +{ + static struct lock_file msg_file; + + int msg_fd = hold_lock_file_for_update(&msg_file, filename, + LOCK_DIE_ON_ERROR); + if (write_in_full(msg_fd, msgbuf->buf, msgbuf->len) < 0) + die_errno("Could not write to %s.", filename); + strbuf_release(msgbuf); + if (commit_lock_file(&msg_file) < 0) + die("Error wrapping up %s", filename); } static struct tree *empty_tree(void) @@ -300,40 +304,99 @@ static int fast_forward_to(const unsigned char *to, const unsigned char *from) return write_ref_sha1(ref_lock, to, "cherry-pick"); } -static int revert_or_cherry_pick(int argc, const char **argv) +static int do_recursive_merge(struct commit *base, struct commit *next, + const char *base_label, const char *next_label, + unsigned char *head, struct strbuf *msgbuf) { - unsigned char head[20]; - struct commit *base, *next, *parent; - const char *base_label, *next_label; - int i, index_fd, clean; - struct commit_message msg = { NULL, NULL, NULL, NULL, NULL }; - char *defmsg = NULL; struct merge_options o; struct tree *result, *next_tree, *base_tree, *head_tree; + int clean, index_fd; static struct lock_file index_lock; - git_config(git_default_config, NULL); - me = action == REVERT ? "revert" : "cherry-pick"; - setenv(GIT_REFLOG_ACTION, me, 0); - parse_args(argc, argv); + index_fd = hold_locked_index(&index_lock, 1); - /* this is copied from the shell script, but it's never triggered... */ - if (action == REVERT && !no_replay) - die("revert is incompatible with replay"); + read_cache(); - if (allow_ff) { - if (signoff) - die("cherry-pick --ff cannot be used with --signoff"); - if (no_commit) - die("cherry-pick --ff cannot be used with --no-commit"); - if (no_replay) - die("cherry-pick --ff cannot be used with -x"); - if (edit) - die("cherry-pick --ff cannot be used with --edit"); + /* + * NEEDSWORK: cherry-picking between branches with + * different end-of-line normalization is a pain; + * plumb in an option to set o.renormalize? + * (or better: arbitrary -X options) + */ + init_merge_options(&o); + o.ancestor = base ? base_label : "(empty tree)"; + o.branch1 = "HEAD"; + o.branch2 = next ? next_label : "(empty tree)"; + + head_tree = parse_tree_indirect(head); + next_tree = next ? next->tree : empty_tree(); + base_tree = base ? base->tree : empty_tree(); + + clean = merge_trees(&o, + head_tree, + next_tree, base_tree, &result); + + if (active_cache_changed && + (write_cache(index_fd, active_cache, active_nr) || + commit_locked_index(&index_lock))) + die("%s: Unable to write new index file", me); + rollback_lock_file(&index_lock); + + if (!clean) { + int i; + strbuf_addstr(msgbuf, "\nConflicts:\n\n"); + for (i = 0; i < active_nr;) { + struct cache_entry *ce = active_cache[i++]; + if (ce_stage(ce)) { + strbuf_addch(msgbuf, '\t'); + strbuf_addstr(msgbuf, ce->name); + strbuf_addch(msgbuf, '\n'); + while (i < active_nr && !strcmp(ce->name, + active_cache[i]->name)) + i++; + } + } } - if (read_cache() < 0) - die("git %s: failed to read the index", me); + return !clean; +} + +/* + * If we are cherry-pick, and if the merge did not result in + * hand-editing, we will hit this commit and inherit the original + * author date and name. + * If we are revert, or if our cherry-pick results in a hand merge, + * we had better say that the current user is responsible for that. + */ +static int run_git_commit(const char *defmsg) +{ + /* 6 is max possible length of our args array including NULL */ + const char *args[6]; + int i = 0; + + args[i++] = "commit"; + args[i++] = "-n"; + if (signoff) + args[i++] = "-s"; + if (!edit) { + args[i++] = "-F"; + args[i++] = defmsg; + } + args[i] = NULL; + + return run_command_v_opt(args, RUN_GIT_CMD); +} + +static int do_pick_commit(void) +{ + unsigned char head[20]; + struct commit *base, *next, *parent; + const char *base_label, *next_label; + struct commit_message msg = { NULL, NULL, NULL, NULL, NULL }; + char *defmsg = NULL; + struct strbuf msgbuf = STRBUF_INIT; + int res; + if (no_commit) { /* * We do not intend to commit immediately. We just want to @@ -379,7 +442,7 @@ static int revert_or_cherry_pick(int argc, const char **argv) else parent = commit->parents->item; - if (allow_ff && !hashcmp(parent->object.sha1, head)) + if (allow_ff && parent && !hashcmp(parent->object.sha1, head)) return fast_forward_to(commit->object.sha1, head); if (parent && parse_commit(parent) < 0) @@ -398,110 +461,122 @@ static int revert_or_cherry_pick(int argc, const char **argv) */ defmsg = git_pathdup("MERGE_MSG"); - msg_fd = hold_lock_file_for_update(&msg_file, defmsg, - LOCK_DIE_ON_ERROR); - - index_fd = hold_locked_index(&index_lock, 1); if (action == REVERT) { base = commit; base_label = msg.label; next = parent; next_label = msg.parent_label; - add_to_msg("Revert \""); - add_to_msg(msg.subject); - add_to_msg("\"\n\nThis reverts commit "); - add_to_msg(sha1_to_hex(commit->object.sha1)); + strbuf_addstr(&msgbuf, "Revert \""); + strbuf_addstr(&msgbuf, msg.subject); + strbuf_addstr(&msgbuf, "\"\n\nThis reverts commit "); + strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1)); if (commit->parents->next) { - add_to_msg(", reversing\nchanges made to "); - add_to_msg(sha1_to_hex(parent->object.sha1)); + strbuf_addstr(&msgbuf, ", reversing\nchanges made to "); + strbuf_addstr(&msgbuf, sha1_to_hex(parent->object.sha1)); } - add_to_msg(".\n"); + strbuf_addstr(&msgbuf, ".\n"); } else { base = parent; base_label = msg.parent_label; next = commit; next_label = msg.label; set_author_ident_env(msg.message); - add_message_to_msg(msg.message); + add_message_to_msg(&msgbuf, msg.message); if (no_replay) { - add_to_msg("(cherry picked from commit "); - add_to_msg(sha1_to_hex(commit->object.sha1)); - add_to_msg(")\n"); + strbuf_addstr(&msgbuf, "(cherry picked from commit "); + strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1)); + strbuf_addstr(&msgbuf, ")\n"); } } - read_cache(); - init_merge_options(&o); - o.ancestor = base ? base_label : "(empty tree)"; - o.branch1 = "HEAD"; - o.branch2 = next ? next_label : "(empty tree)"; - - head_tree = parse_tree_indirect(head); - next_tree = next ? next->tree : empty_tree(); - base_tree = base ? base->tree : empty_tree(); + if (!strategy || !strcmp(strategy, "recursive") || action == REVERT) { + res = do_recursive_merge(base, next, base_label, next_label, + head, &msgbuf); + write_message(&msgbuf, defmsg); + } else { + struct commit_list *common = NULL; + struct commit_list *remotes = NULL; - clean = merge_trees(&o, - head_tree, - next_tree, base_tree, &result); + write_message(&msgbuf, defmsg); - if (active_cache_changed && - (write_cache(index_fd, active_cache, active_nr) || - commit_locked_index(&index_lock))) - die("%s: Unable to write new index file", me); - rollback_lock_file(&index_lock); + commit_list_insert(base, &common); + commit_list_insert(next, &remotes); + res = try_merge_command(strategy, common, + sha1_to_hex(head), remotes); + free_commit_list(common); + free_commit_list(remotes); + } - if (!clean) { - add_to_msg("\nConflicts:\n\n"); - for (i = 0; i < active_nr;) { - struct cache_entry *ce = active_cache[i++]; - if (ce_stage(ce)) { - add_to_msg("\t"); - add_to_msg(ce->name); - add_to_msg("\n"); - while (i < active_nr && !strcmp(ce->name, - active_cache[i]->name)) - i++; - } - } - if (commit_lock_file(&msg_file) < 0) - die ("Error wrapping up %s", defmsg); - fprintf(stderr, "Automatic %s failed.%s\n", - me, help_msg(commit_name)); + if (res) { + error("could not %s %s... %s", + action == REVERT ? "revert" : "apply", + find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV), + msg.subject); + print_advice(); rerere(allow_rerere_auto); - exit(1); + } else { + if (!no_commit) + res = run_git_commit(defmsg); } - if (commit_lock_file(&msg_file) < 0) - die ("Error wrapping up %s", defmsg); - fprintf(stderr, "Finished one %s.\n", me); - /* - * - * If we are cherry-pick, and if the merge did not result in - * hand-editing, we will hit this commit and inherit the original - * author date and name. - * If we are revert, or if our cherry-pick results in a hand merge, - * we had better say that the current user is responsible for that. - */ + free_message(&msg); + free(defmsg); + + return res; +} + +static void prepare_revs(struct rev_info *revs) +{ + int argc; - if (!no_commit) { - /* 6 is max possible length of our args array including NULL */ - const char *args[6]; - int i = 0; - args[i++] = "commit"; - args[i++] = "-n"; + init_revisions(revs, NULL); + revs->no_walk = 1; + if (action != REVERT) + revs->reverse = 1; + + argc = setup_revisions(commit_argc, commit_argv, revs, NULL); + if (argc > 1) + usage(*revert_or_cherry_pick_usage()); + + if (prepare_revision_walk(revs)) + die("revision walk setup failed"); + + if (!revs->commits) + die("empty commit set passed"); +} + +static int revert_or_cherry_pick(int argc, const char **argv) +{ + struct rev_info revs; + + git_config(git_default_config, NULL); + me = action == REVERT ? "revert" : "cherry-pick"; + setenv(GIT_REFLOG_ACTION, me, 0); + parse_args(argc, argv); + + if (allow_ff) { if (signoff) - args[i++] = "-s"; - if (!edit) { - args[i++] = "-F"; - args[i++] = defmsg; - } - args[i] = NULL; - return execv_git_cmd(args); + die("cherry-pick --ff cannot be used with --signoff"); + if (no_commit) + die("cherry-pick --ff cannot be used with --no-commit"); + if (no_replay) + die("cherry-pick --ff cannot be used with -x"); + if (edit) + die("cherry-pick --ff cannot be used with --edit"); + } + + if (read_cache() < 0) + die("git %s: failed to read the index", me); + + prepare_revs(&revs); + + while ((commit = get_revision(&revs))) { + int res = do_pick_commit(); + if (res) + return res; } - free_message(&msg); - free(defmsg); return 0; } @@ -510,14 +585,12 @@ int cmd_revert(int argc, const char **argv, const char *prefix) { if (isatty(0)) edit = 1; - no_replay = 1; action = REVERT; return revert_or_cherry_pick(argc, argv); } int cmd_cherry_pick(int argc, const char **argv, const char *prefix) { - no_replay = 0; action = CHERRY_PICK; return revert_or_cherry_pick(argc, argv); } diff --git a/builtin/shortlog.c b/builtin/shortlog.c index 06320f5..2135b0d 100644 --- a/builtin/shortlog.c +++ b/builtin/shortlog.c @@ -84,7 +84,7 @@ static void insert_one_record(struct shortlog *log, snprintf(namebuf + len, room, " <%.*s>", maillen, emailbuf); } - item = string_list_insert(namebuf, &log->list); + item = string_list_insert(&log->list, namebuf); if (item->util == NULL) item->util = xcalloc(1, sizeof(struct string_list)); @@ -115,7 +115,7 @@ static void insert_one_record(struct shortlog *log, } } - string_list_append(buffer, item->util); + string_list_append(item->util, buffer); } static void read_from_stdin(struct shortlog *log) @@ -162,7 +162,7 @@ void shortlog_add_commit(struct shortlog *log, struct commit *commit) sha1_to_hex(commit->object.sha1)); if (log->user_format) { struct pretty_print_context ctx = {0}; - ctx.abbrev = DEFAULT_ABBREV; + ctx.abbrev = log->abbrev; ctx.subject = ""; ctx.after_subject = ""; ctx.date_mode = DATE_NORMAL; @@ -249,7 +249,7 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix) { static struct shortlog log; static struct rev_info rev; - int nongit; + int nongit = !startup_info->have_repository; static const struct option options[] = { OPT_BOOLEAN('n', "numbered", &log.sort_by_number, @@ -265,7 +265,6 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix) struct parse_opt_ctx_t ctx; - prefix = setup_git_directory_gently(&nongit); git_config(git_default_config, NULL); shortlog_init(&log); init_revisions(&rev, prefix); @@ -290,6 +289,7 @@ parse_done: } log.user_format = rev.commit_format == CMIT_FMT_USERFORMAT; + log.abbrev = rev.abbrev; /* assume HEAD if from a tty */ if (!nongit && !rev.pending.nr && isatty(0)) diff --git a/builtin/show-branch.c b/builtin/show-branch.c index e20fcf3..8663cca 100644 --- a/builtin/show-branch.c +++ b/builtin/show-branch.c @@ -6,7 +6,7 @@ #include "parse-options.h" static const char* show_branch_usage[] = { - "git show-branch [-a|--all] [-r|--remotes] [--topo-order | --date-order] [--current] [--color[=<when>] | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] [<rev> | <glob>]...", + "git show-branch [-a|--all] [-r|--remotes] [--topo-order | --date-order] [--current] [--color[=<when>] | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] [(<rev> | <glob>)...]", "git show-branch (-g|--reflog)[=<n>[,<base>]] [--list] [<ref>]", NULL }; @@ -313,7 +313,8 @@ static void show_one_commit(struct commit *commit, int no_name) } else printf("[%s] ", - find_unique_abbrev(commit->object.sha1, 7)); + find_unique_abbrev(commit->object.sha1, + DEFAULT_ABBREV)); } puts(pretty_str); strbuf_release(&pretty); diff --git a/builtin/show-ref.c b/builtin/show-ref.c index 17ada88..be9b512 100644 --- a/builtin/show-ref.c +++ b/builtin/show-ref.c @@ -105,7 +105,7 @@ match: static int add_existing(const char *refname, const unsigned char *sha1, int flag, void *cbdata) { struct string_list *list = (struct string_list *)cbdata; - string_list_insert(refname, list); + string_list_insert(list, refname); return 0; } @@ -120,7 +120,7 @@ static int add_existing(const char *refname, const unsigned char *sha1, int flag */ static int exclude_existing(const char *match) { - static struct string_list existing_refs = { NULL, 0, 0, 0 }; + static struct string_list existing_refs = STRING_LIST_INIT_NODUP; char buf[1024]; int matchlen = match ? strlen(match) : 0; diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c index 685566e..f63973c 100644 --- a/builtin/unpack-objects.c +++ b/builtin/unpack-objects.c @@ -83,7 +83,7 @@ static void use(int bytes) offset += bytes; /* make sure off_t is sufficiently large not to wrap */ - if (consumed_bytes > consumed_bytes + bytes) + if (signed_add_overflows(consumed_bytes, bytes)) die("pack too large for current definition of off_t"); consumed_bytes += bytes; } diff --git a/builtin/update-index.c b/builtin/update-index.c index 3ab214d..62d9f3f 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -398,7 +398,7 @@ static void read_index_info(int line_termination) } static const char update_index_usage[] = -"git update-index [-q] [--add] [--replace] [--remove] [--unmerged] [--refresh] [--really-refresh] [--cacheinfo] [--chmod=(+|-)x] [--assume-unchanged] [--skip-worktree|--no-skip-worktree] [--info-only] [--force-remove] [--stdin] [--index-info] [--unresolve] [--again | -g] [--ignore-missing] [-z] [--verbose] [--] <file>..."; +"git update-index [-q] [--add] [--replace] [--remove] [--unmerged] [--refresh] [--really-refresh] [--cacheinfo] [--chmod=(+|-)x] [--assume-unchanged] [--skip-worktree|--no-skip-worktree] [--info-only] [--force-remove] [--stdin] [--index-info] [--unresolve] [--again | -g] [--ignore-missing] [-z] [--verbose] [--] [<file>...]"; static unsigned char head_sha1[20]; static unsigned char merge_head_sha1[20]; diff --git a/builtin/var.c b/builtin/var.c index 70fdb4d..0744bb8 100644 --- a/builtin/var.c +++ b/builtin/var.c @@ -74,14 +74,9 @@ static int show_config(const char *var, const char *value, void *cb) int cmd_var(int argc, const char **argv, const char *prefix) { - const char *val; - int nongit; - if (argc != 2) { + const char *val = NULL; + if (argc != 2) usage(var_usage); - } - - setup_git_directory_gently(&nongit); - val = NULL; if (strcmp(argv[1], "-l") == 0) { git_config(show_config, NULL); |